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npa-nxxStateCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
312-287ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD00/00/0000Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
312-287 is split into 1,000-number blocks - detail below
312-287-0XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
312-287-1XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
312-287-2XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
312-287-3XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
312-287-4XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
312-287-5XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
312-287-6XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
312-287-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
312-287-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
312-287-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-204ILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07LBRDILGOAMD04/30/2025Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: LBRDILGOAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-204 is split into 1,000-number blocks - detail below
773-204-0XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN08/14/2025Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-204-1XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD08/25/2025Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-204-2XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD08/25/2025Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-204-3XXXILHD CARRIER LLC0026630681RMD0013231321JCHICGOZN07NOCLLIKNOWN09/12/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-204-4XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07LBRDILGOAMD08/12/2025Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: LBRDILGOAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-204-5XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07LBRDILGOAMD04/30/2025Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: LBRDILGOAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-204-6XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07LBRDILGOAMD04/30/2025Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: LBRDILGOAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-204-7XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07LBRDILGOAMD04/30/2025Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: LBRDILGOAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-204-8XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07LBRDILGOAMD04/30/2025Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: LBRDILGOAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-204-9XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07LBRDILGOAMD04/30/2025Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: LBRDILGOAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-219ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD00/00/0000Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-219 is split into 1,000-number blocks - detail below
773-219-0XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN06/01/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-219-1XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN06/01/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-219-2XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN06/01/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-219-3XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN06/01/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-219-4XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD09/29/2010Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-219-5XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD09/29/2010Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-219-6XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN09/09/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-219-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/15/2010Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-219-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/15/2010Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-219-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD09/29/2010Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-224ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-231ILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07CHCGILGMDS709/08/2011Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILGMDS7))
🕘 Prefix History
🔎 Explore Carrier Information
773-231 is split into 1,000-number blocks - detail below
773-231-0XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN05/25/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-231-1XXXILCLEAR RATE COMMUNICATIONS, LLC (Clear Rate Communications)0004349734RMD0004664046LCHICGOZN07NOCLLIKNOWN05/17/2012Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-231-2XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN09/15/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-231-3XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD09/29/2011Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-231-4XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD09/29/2011Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-231-5XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07CHCGILGMDS702/09/2012Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILGMDS7))
🕘 Prefix History
🔎 Explore Carrier Information
773-231-6XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN02/21/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-231-7XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN02/21/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-231-8XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN03/23/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-231-9XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN03/23/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-236ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD06/26/2009Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-236 is split into 1,000-number blocks - detail below
773-236-0XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN02/11/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-236-1XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN02/11/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-236-2XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN02/11/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-236-3XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD11/24/2009Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-236-4XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD11/24/2009Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-236-5XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD11/24/2009Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-236-6XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD11/24/2009Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-236-7XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN02/11/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-236-8XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07NOCLLIKNOWN02/18/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-236-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD06/18/2010Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-241ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS000/00/0000Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-241 is split into 1,000-number blocks - detail below
773-241-0XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-241-1XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/08/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-241-2XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/08/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-241-3XXXILFIRST COMMUNICATIONS, LLC0003764487RMD0014015460KCHICGOZN07NOCLLIKNOWN10/15/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-241-4XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-241-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-241-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-241-7XXXILTELNYX LLC (TELNYX LLC)0018998724RMD0001645073HCHICGOZN07NOCLLIKNOWN10/13/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-241-8XXXILCOMMIO, LLC0028135630RMD0005575939HCHICGOZN07NOCLLIKNOWN08/02/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-241-9XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/08/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-256ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS000/00/0000Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-256 is split into 1,000-number blocks - detail below
773-256-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-256-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-256-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-256-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-256-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-256-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-256-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-256-7XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/08/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-256-8XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/08/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-256-9XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07NOCLLIKNOWN04/25/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-268ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-285ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-285 is split into 1,000-number blocks - detail below
773-285-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-285-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-285-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-285-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-285-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-285-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-285-6XXXILTELNYX LLC (TELNYX LLC)0018998724RMD0001645073HCHICGOZN07NOCLLIKNOWN12/21/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-285-7XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-285-8XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-285-9XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-288ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS000/00/0000Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-288 is split into 1,000-number blocks - detail below
773-288-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-288-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-288-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-288-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-288-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-288-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-288-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-288-7XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-288-8XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-288-9XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/08/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-322ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM000/00/0000Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-322 is split into 1,000-number blocks - detail below
773-322-0XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM0N/APrefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-322-1XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN07/27/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-322-2XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM012/27/2004Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-322-3XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM001/11/2005Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-322-4XXXILRCN TELECOM SERVICES OF ILLINIOS, INC. - ILN/A8702CHICGOZN07NOCLLIKNOWN08/04/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-322-5XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM008/03/2005Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-322-6XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-322-7XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-322-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM009/16/2004Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-322-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM005/11/2006Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-324ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS000/00/0000Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-326ILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07CHCGILGMDS700/00/0000Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILGMDS7))
🕘 Prefix History
🔎 Explore Carrier Information
773-326 is split into 1,000-number blocks - detail below
773-326-0XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07CHCGILGMDS7N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILGMDS7))
🕘 Prefix History
🔎 Explore Carrier Information
773-326-1XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07CHCGILGMDS7N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILGMDS7))
🕘 Prefix History
🔎 Explore Carrier Information
773-326-2XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07CHCGILGMDS7N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILGMDS7))
🕘 Prefix History
🔎 Explore Carrier Information
773-326-3XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07CHCGILGMDS7N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILGMDS7))
🕘 Prefix History
🔎 Explore Carrier Information
773-326-4XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07CHCGILGMDS7N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILGMDS7))
🕘 Prefix History
🔎 Explore Carrier Information
773-326-5XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD09/30/2004Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-326-6XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07CHCGILGMDS7N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILGMDS7))
🕘 Prefix History
🔎 Explore Carrier Information
773-326-7XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-326-8XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-326-9XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/08/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-347ILMCIMETRO ACCESS TRANSMISSION SERVICES LLC (Verizon Communications)0004999405RMD00029577229CHICGOZN07BNSVILDGDS000/00/0000Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-347 is split into 1,000-number blocks - detail below
773-347-0XXXILMCIMETRO ACCESS TRANSMISSION SERVICES LLC (Verizon Communications)0004999405RMD00029577229CHICGOZN07BNSVILDGDS0N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-347-1XXXILMCIMETRO ACCESS TRANSMISSION SERVICES LLC (Verizon Communications)0004999405RMD00029577229CHICGOZN07BNSVILDGDS0N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-347-2XXXILMCIMETRO ACCESS TRANSMISSION SERVICES LLC (Verizon Communications)0004999405RMD00029577229CHICGOZN07BNSVILDGDS0N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-347-3XXXILMCIMETRO ACCESS TRANSMISSION SERVICES LLC (Verizon Communications)0004999405RMD00029577229CHICGOZN07BNSVILDGDS0N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-347-4XXXILMCIMETRO ACCESS TRANSMISSION SERVICES LLC (Verizon Communications)0004999405RMD00029577229CHICGOZN07BNSVILDGDS0N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-347-5XXXILMCIMETRO ACCESS TRANSMISSION SERVICES LLC (Verizon Communications)0004999405RMD00029577229CHICGOZN07BNSVILDGDS0N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-347-6XXXILMCIMETRO ACCESS TRANSMISSION SERVICES LLC (Verizon Communications)0004999405RMD00029577229CHICGOZN07BNSVILDGDS0N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-347-7XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN12/03/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-347-8XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD12/20/2017Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-347-9XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN12/03/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-358ILMCIMETRO ACCESS TRANSMISSION SERVICES LLC (Verizon Communications)0004999405RMD00029577229CHICGOZN07BNSVILDGDS000/00/0000Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-358 is split into 1,000-number blocks - detail below
773-358-0XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-358-1XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07NOCLLIKNOWN02/15/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-358-2XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07NOCLLIKNOWN08/21/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-358-3XXXILFIRST COMMUNICATIONS, LLC0003764487RMD0014015460KCHICGOZN07NOCLLIKNOWN08/16/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-358-4XXXILMCIMETRO ACCESS TRANSMISSION SERVICES LLC (Verizon Communications)0004999405RMD00029577229CHICGOZN07BNSVILDGDS0N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-358-5XXXILRCN TELECOM SERVICES OF ILLINIOS, INC. - ILN/A8702CHICGOZN07NOCLLIKNOWN09/28/2000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-358-6XXXILFIRST COMMUNICATIONS, LLC0003764487RMD0014015460KCHICGOZN07NOCLLIKNOWN01/06/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-358-7XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILCPDS503/12/2001Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILCPDS5))
🕘 Prefix History
🔎 Explore Carrier Information
773-358-8XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-358-9XXXILMCIMETRO ACCESS TRANSMISSION SERVICES LLC (Verizon Communications)0004999405RMD00029577229CHICGOZN07BNSVILDGDS0N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-361ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-363ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS000/00/0000Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-371ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-371 is split into 1,000-number blocks - detail below
773-371-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-371-1XXXILMCIMETRO ACCESS TRANSMISSION SERVICES LLC (Verizon Communications)0004999405RMD00029577229CHICGOZN07BNSVILDGDS007/01/2005Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-371-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-371-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-371-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-371-5XXXILMCIMETRO ACCESS TRANSMISSION SERVICES LLC (Verizon Communications)0004999405RMD00029577229CHICGOZN07BNSVILDGDS007/01/2005Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-371-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-371-7XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-371-8XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-371-9XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN09/22/2025Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-373ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-373 is split into 1,000-number blocks - detail below
773-373-0XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN10/18/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-373-1XXXILCOMMIO, LLC0028135630RMD0005575939HCHICGOZN07NOCLLIKNOWN08/02/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-373-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-373-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-373-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-373-5XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD09/20/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-373-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-373-7XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-373-8XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-373-9XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN05/16/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-406ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD00/00/0000Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-406 is split into 1,000-number blocks - detail below
773-406-0XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-406-1XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-406-2XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-406-3XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-406-4XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-406-5XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-406-6XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-406-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-406-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-406-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-420ILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07CHCGIL24DS000/00/0000Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-420 is split into 1,000-number blocks - detail below
773-420-0XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07CHCGIL24DS0N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-420-1XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07CHCGIL24DS0N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-420-2XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07CHCGIL24DS0N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-420-3XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJXN/APrefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-420-4XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07CHCGIL24DS0N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-420-5XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07CHCGIL24DS0N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-420-6XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-420-7XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-420-8XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/08/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-420-9XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN05/16/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-448ILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07LBRDILGOAMD10/15/2025Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: LBRDILGOAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-448 is split into 1,000-number blocks - detail below
773-448-0XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07LBRDILGOAMD10/15/2025Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: LBRDILGOAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-448-1XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD12/30/2025Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-448-2XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD12/30/2025Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-448-3XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD12/30/2025Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-448-4XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07LBRDILGOAMD01/27/2026Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: LBRDILGOAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-448-5XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07LBRDILGOAMD03/02/2026Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: LBRDILGOAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-448-7XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07LBRDILGOAMD12/18/2025Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: LBRDILGOAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-448-8XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07LBRDILGOAMD12/18/2025Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: LBRDILGOAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-448-9XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07LBRDILGOAMD12/18/2025Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: LBRDILGOAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-451ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-451 is split into 1,000-number blocks - detail below
773-451-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-451-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-451-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-451-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-451-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-451-5XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN11/14/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-451-6XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/08/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-451-7XXXILCOMMIO, LLC0028135630RMD0005575939HCHICGOZN07NOCLLIKNOWN08/02/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-451-8XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07NOCLLIKNOWN09/14/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-451-9XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07NOCLLIKNOWN09/14/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-457ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD00/00/0000Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-457 is split into 1,000-number blocks - detail below
773-457-0XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-457-1XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-457-2XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-457-3XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-457-4XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-457-5XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-457-6XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-457-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-457-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-457-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-483ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-483 is split into 1,000-number blocks - detail below
773-483-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-483-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-483-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-483-3XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD09/20/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-483-4XXXILBOOST SUBSCRIBERCO L.L.C.0037698057RMD0031843490JCHICGOZN07CHCGILSTDS004/30/2025Prefix Type: PCS
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-483-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-483-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-483-7XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-483-8XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07CHCGILSTDS005/06/2025Prefix Type: WIRELESS
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-483-9XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-484ILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-484 is split into 1,000-number blocks - detail below
773-484-0XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD07/30/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-484-1XXXILFIRST COMMUNICATIONS, LLC0003764487RMD0014015460KCHICGOZN07NOCLLIKNOWN04/27/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-484-2XXXILFIRST COMMUNICATIONS, LLC0003764487RMD0014015460KCHICGOZN07NOCLLIKNOWN09/26/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-484-3XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD07/30/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-484-4XXXILFIRST COMMUNICATIONS, LLC0003764487RMD0014015460KCHICGOZN07NOCLLIKNOWN09/26/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-484-5XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD07/30/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-484-6XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD11/07/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-484-7XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD11/07/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-484-8XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD11/07/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-484-9XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD11/07/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-487ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-487 is split into 1,000-number blocks - detail below
773-487-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-487-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-487-2XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD09/20/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-487-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-487-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-487-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-487-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-487-7XXXILTERRA NOVA TELECOM INC. (TERRA NOVA TELECOM INC.)0021193057RMD0001495145JCHICGOZN07NOCLLIKNOWN12/18/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-487-8XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN07/26/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-487-9XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-488ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-493ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS000/00/0000Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-493 is split into 1,000-number blocks - detail below
773-493-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-493-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-493-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-493-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-493-4XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX08/24/2015Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-493-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-493-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-493-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD09/20/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-493-8XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-493-9XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-496ILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS004/12/2001Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-496 is split into 1,000-number blocks - detail below
773-496-0XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS012/05/2003Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-496-1XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS012/05/2003Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-496-2XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS012/05/2003Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-496-3XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS012/05/2003Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-496-4XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07NOCLLIKNOWN10/04/2002Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-496-5XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS0N/APrefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-496-6XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS012/05/2003Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-496-7XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS012/05/2003Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-496-8XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS012/05/2003Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-496-9XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS012/05/2003Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-536ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-536 is split into 1,000-number blocks - detail below
773-536-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-536-1XXXILIP HORIZON LLC0027469766RMD0001571515JCHICGOZN07NOCLLIKNOWN07/11/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-536-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-536-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-536-4XXXILMETROPCS, INC. (T-Mobile US, Inc)N/A5562CHICGOZN07ELGNILOT2MD06/27/2014Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT2MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-536-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-536-6XXXILMETROPCS, INC. (T-Mobile US, Inc)N/A5562CHICGOZN07ELGNILOT2MD06/27/2014Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT2MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-536-7XXXILMETROPCS, INC. (T-Mobile US, Inc)N/A5562CHICGOZN07ELGNILOT2MD06/27/2014Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT2MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-536-8XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-536-9XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN05/16/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-538ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-538 is split into 1,000-number blocks - detail below
773-538-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-538-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-538-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-538-3XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN09/21/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-538-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-538-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-538-6XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD09/20/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-538-7XXXILMETROPCS, INC. (T-Mobile US, Inc)N/A5562CHICGOZN07ELGNILOT2MD09/03/2014Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT2MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-538-8XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-538-9XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-548ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-548 is split into 1,000-number blocks - detail below
773-548-0XXXILIP HORIZON LLC0027469766RMD0001571515JCHICGOZN07NOCLLIKNOWN07/11/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-548-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-548-2XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN05/25/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-548-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-548-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-548-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-548-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-548-7XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-548-8XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS0N/APrefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-548-9XXXILSTRATUS NETWORKS0007472319RMD0001748495JCHICGOZN07NOCLLIKNOWN08/25/2020Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-571ILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/20/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-571 is split into 1,000-number blocks - detail below
773-571-0XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/22/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-571-1XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/22/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-571-2XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/22/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-571-3XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/22/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-571-4XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/22/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-571-5XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/22/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-571-6XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/22/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-571-7XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/22/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-571-8XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/22/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-571-9XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/22/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-573ILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07BNSVILDGDS000/00/0000Prefix Type: WIRELESS
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-573 is split into 1,000-number blocks - detail below
773-573-0XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07BNSVILDGDS012/22/2003Prefix Type: WIRELESS
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-573-1XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07BNSVILDGDS010/15/2025Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-573-2XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07BNSVILDGDS012/22/2003Prefix Type: WIRELESS
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-573-3XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07BNSVILDGDS012/22/2003Prefix Type: WIRELESS
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-573-4XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07BNSVILDGDS012/22/2003Prefix Type: WIRELESS
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-573-5XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07BNSVILDGDS012/22/2003Prefix Type: WIRELESS
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-573-6XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07BNSVILDGDS012/22/2003Prefix Type: WIRELESS
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-573-7XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07BNSVILDGDS006/23/2004Prefix Type: WIRELESS
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-573-8XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07BNSVILDGDS006/23/2004Prefix Type: WIRELESS
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-573-9XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07BNSVILDGDS006/23/2004Prefix Type: WIRELESS
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-595ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM010/30/2006Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-595 is split into 1,000-number blocks - detail below
773-595-0XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM010/30/2006Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-595-1XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM010/30/2006Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-595-2XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM006/19/2007Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-595-3XXXILMCIMETRO ACCESS TRANSMISSION SERVICES LLC (Verizon Communications)0004999405RMD00029577229CHICGOZN07BNSVILDGDS001/23/2007Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-595-4XXXILMCIMETRO ACCESS TRANSMISSION SERVICES LLC (Verizon Communications)0004999405RMD00029577229CHICGOZN07BNSVILDGDS001/23/2007Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-595-5XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/14/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-595-6XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/14/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-595-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM004/13/2007Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-595-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM004/13/2007Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-595-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM010/30/2006Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-597ILFIRST COMMUNICATIONS, LLC0003764487RMD0014015460KCHICGOZN07CHCGILWUX6X01/21/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUX6X))
🕘 Prefix History
🔎 Explore Carrier Information
773-597 is split into 1,000-number blocks - detail below
773-597-0XXXILBOOST SUBSCRIBERCO L.L.C.0037698057RMD0031843490JCHICGOZN07NOCLLIKNOWN03/23/2026Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-597-1XXXILFIRST COMMUNICATIONS, LLC0003764487RMD0014015460KCHICGOZN07CHCGILWUX6X01/25/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUX6X))
🕘 Prefix History
🔎 Explore Carrier Information
773-597-2XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN09/22/2025Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-597-3XXXILONVOY SPECTRUM, LLC (Sinch US Holding, Inc.)0024415002RMD0002045624HCHICGOZN07CHCGILIDXDX09/17/2024Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILIDXDX))
🕘 Prefix History
🔎 Explore Carrier Information
773-597-4XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07NOCLLIKNOWN02/23/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-597-5XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-597-6XXXILONVOY SPECTRUM, LLC (Sinch US Holding, Inc.)0024415002RMD0002045624HCHICGOZN07CHCGILIDXDX09/17/2024Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILIDXDX))
🕘 Prefix History
🔎 Explore Carrier Information
773-597-7XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-597-8XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-597-9XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN07/11/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-602ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-602 is split into 1,000-number blocks - detail below
773-602-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS1N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-602-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS1N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-602-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS1N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-602-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS1N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-602-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS1N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-602-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS1N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-602-6XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07NOCLLIKNOWN04/15/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-602-7XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS1N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-602-8XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS1N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-602-9XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS1N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-624ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG OAKLAND DS0
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILOKDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-633ILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-633 is split into 1,000-number blocks - detail below
773-633-0XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD11/30/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-633-1XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-633-2XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX06/21/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-633-3XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-633-4XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD11/30/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-633-5XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-633-6XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-633-7XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-633-8XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-633-9XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD11/30/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-643ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS000/00/0000Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-643 is split into 1,000-number blocks - detail below
773-643-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-643-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-643-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-643-3XXXILCOMMIO, LLC0028135630RMD0005575939HCHICGOZN07NOCLLIKNOWN08/02/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-643-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-643-5XXXILCOMMIO, LLC0028135630RMD0005575939HCHICGOZN07NOCLLIKNOWN08/02/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-643-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-643-7XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-643-8XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-643-9XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-651ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-667ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS000/00/0000Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-667 is split into 1,000-number blocks - detail below
773-667-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-667-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-667-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-667-3XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN02/05/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-667-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-667-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-667-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-667-7XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-667-8XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-667-9XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-675ILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD07/07/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-675 is split into 1,000-number blocks - detail below
773-675-0XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD07/10/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-675-1XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07NOCLLIKNOWN07/17/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-675-2XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/06/2025Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-675-3XXXILBOOST SUBSCRIBERCO L.L.C.0037698057RMD0031843490JCHICGOZN07NOCLLIKNOWN04/30/2025Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-675-4XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX08/25/2008Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-675-5XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX08/25/2008Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-675-6XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX08/25/2008Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-675-7XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD07/10/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-675-8XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX08/25/2008Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-675-9XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN03/23/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-684ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS000/00/0000Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-684 is split into 1,000-number blocks - detail below
773-684-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-684-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-684-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-684-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-684-4XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD09/20/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-684-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-684-6XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD09/20/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-684-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD09/20/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-684-8XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-684-9XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-690ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM011/05/2008Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-690 is split into 1,000-number blocks - detail below
773-690-0XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM006/08/2009Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-690-1XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM009/29/2009Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-690-2XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM009/29/2009Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-690-3XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM009/29/2009Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-690-4XXXILFIRST COMMUNICATIONS, LLC0003764487RMD0014015460KCHICGOZN07NOCLLIKNOWN01/15/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-690-5XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX02/23/2009Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-690-6XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN03/02/2026Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-690-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM006/25/2013Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-690-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM006/25/2013Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-690-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM006/08/2009Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-702ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS000/00/0000Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-717ILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD09/16/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-717 is split into 1,000-number blocks - detail below
773-717-0XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD04/06/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-717-1XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN06/14/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-717-2XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN02/02/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-717-3XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD06/18/2010Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-717-4XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD06/18/2010Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-717-5XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07NOCLLIKNOWN03/30/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-717-6XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD04/06/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-717-7XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN05/16/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-717-8XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN05/16/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-717-9XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD09/17/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-723ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-726ILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS004/12/2001Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-726 is split into 1,000-number blocks - detail below
773-726-0XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD06/23/2004Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-726-1XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD06/23/2004Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-726-2XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD06/23/2004Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-726-3XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD06/23/2004Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-726-4XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD06/23/2004Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-726-5XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS0N/APrefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-726-6XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN02/05/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-726-7XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD12/15/2004Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-726-8XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD12/15/2004Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-726-9XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD12/15/2004Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-729ILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS004/12/2001Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-729 is split into 1,000-number blocks - detail below
773-729-0XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/16/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-729-1XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-729-2XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07NOCLLIKNOWN09/14/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-729-3XXXILACCESS ONE, INC. - IL (ACCESS ONE, INC.)0003737640RMD00026265447CHICGOZN07NOCLLIKNOWN12/13/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-729-4XXXILRCN TELECOM SERVICES OF ILLINIOS, INC. - ILN/A8702CHICGOZN07NOCLLIKNOWN10/12/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-729-5XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS0N/APrefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-729-6XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN06/10/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-729-7XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD11/30/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-729-8XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD11/30/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-729-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD08/03/2005Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-752ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS000/00/0000Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-753ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS000/00/0000Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-783ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-795ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS000/00/0000Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-798ILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD08/21/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-798 is split into 1,000-number blocks - detail below
773-798-0XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN09/09/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-798-1XXXILMETROPCS, INC. (T-Mobile US, Inc)N/A5562CHICGOZN07ELGNILOT2MD06/27/2014Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT2MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-798-2XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN09/09/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-798-3XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD07/24/2018Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-798-4XXXILMETROPCS, INC. (T-Mobile US, Inc)N/A5562CHICGOZN07ELGNILOT2MD06/27/2014Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT2MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-798-5XXXILACCESS ONE, INC. - IL (ACCESS ONE, INC.)0003737640RMD00026265447CHICGOZN07NOCLLIKNOWN08/29/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-798-6XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN09/09/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-798-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD08/24/2010Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-798-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD08/24/2010Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-798-9XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD08/22/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-808ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD00/00/0000Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-808 is split into 1,000-number blocks - detail below
773-808-0XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/20/2006Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-808-1XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/20/2006Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-808-2XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07NOCLLIKNOWN07/05/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-808-3XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD09/15/2006Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-808-4XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD09/15/2006Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-808-5XXXILFIRST COMMUNICATIONS, LLC0003764487RMD0014015460KCHICGOZN07NOCLLIKNOWN07/20/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-808-6XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN10/14/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-808-7XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN02/05/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-808-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD08/17/2006Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-808-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD08/17/2006Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-819ILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGILWUDS300/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS3))
🕘 Prefix History
🔎 Explore Carrier Information
773-819 is split into 1,000-number blocks - detail below
773-819-0XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN03/23/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-819-1XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS010/06/2009Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-819-2XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07NOCLLIKNOWN12/10/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-819-3XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGILWUDS306/25/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS3))
🕘 Prefix History
🔎 Explore Carrier Information
773-819-4XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGILWUDS306/25/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS3))
🕘 Prefix History
🔎 Explore Carrier Information
773-819-5XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN02/02/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-819-6XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGILWUDS304/11/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS3))
🕘 Prefix History
🔎 Explore Carrier Information
773-819-7XXXILVOIP INNOVATIONS, LLC (VOIP INNOVATIONS, LLC)0016266157RMD0004048597FCHICGOZN07NOCLLIKNOWN01/23/2019Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-819-8XXXILMETROPCS, INC. (T-Mobile US, Inc)N/A5562CHICGOZN07ELGNILOT2MD09/03/2014Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT2MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-819-9XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN04/16/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-834ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-846ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTCG000/00/0000Prefix Type: RBOC
Switch Name: N/A
Switch Type: WECO 1AESS
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILSTCG0))
🕘 Prefix History
🔎 Explore Carrier Information
773-851ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD03/09/2001Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-851 is split into 1,000-number blocks - detail below
773-851-0XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-851-1XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-851-2XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-851-3XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-851-4XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-851-5XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-851-6XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-851-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-851-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-851-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MDN/APrefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-855ILRCN TELECOM SERVICES OF ILLINIOS, INC. - ILN/A8702CHICGOZN07CHCGILACDS000/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILACDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-855 is split into 1,000-number blocks - detail below
773-855-0XXXILRCN TELECOM SERVICES OF ILLINIOS, INC. - ILN/A8702CHICGOZN07CHCGILACDS0N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILACDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-855-1XXXILRCN TELECOM SERVICES OF ILLINIOS, INC. - ILN/A8702CHICGOZN07CHCGILACDS0N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILACDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-855-2XXXILRCN TELECOM SERVICES OF ILLINIOS, INC. - ILN/A8702CHICGOZN07CHCGILACDS0N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILACDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-855-3XXXILRCN TELECOM SERVICES OF ILLINIOS, INC. - ILN/A8702CHICGOZN07CHCGILACDS0N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILACDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-855-4XXXILRCN TELECOM SERVICES OF ILLINIOS, INC. - ILN/A8702CHICGOZN07CHCGILACDS0N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILACDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-855-5XXXILRCN TELECOM SERVICES OF ILLINIOS, INC. - ILN/A8702CHICGOZN07CHCGILACDS0N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILACDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-855-6XXXILRCN TELECOM SERVICES OF ILLINIOS, INC. - ILN/A8702CHICGOZN07CHCGILACDS0N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILACDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-855-7XXXILFIRST COMMUNICATIONS, LLC0003764487RMD0014015460KCHICGOZN07NOCLLIKNOWN06/05/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-855-8XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX06/07/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-855-9XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX06/21/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-873ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-873 is split into 1,000-number blocks - detail below
773-873-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-873-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-873-2XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN02/05/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-873-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-873-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-873-5XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN07/26/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-873-6XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN10/14/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-873-7XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN10/14/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-873-8XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-873-9XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-874ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-886ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM010/31/2007Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-886 is split into 1,000-number blocks - detail below
773-886-0XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM011/01/2007Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-886-1XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07NOCLLIKNOWN07/08/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-886-2XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM008/11/2008Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-886-3XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM008/11/2008Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-886-4XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM008/11/2008Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-886-5XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM008/11/2008Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-886-6XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM008/11/2008Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-886-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM008/11/2008Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-886-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM008/11/2008Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-886-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM011/01/2007Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-891ILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX10/18/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-891 is split into 1,000-number blocks - detail below
773-891-0XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX10/24/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-891-1XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX01/26/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-891-2XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX01/26/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-891-3XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX01/26/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-891-4XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX01/26/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-891-5XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX01/26/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-891-6XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/14/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-891-7XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/14/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-891-8XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/14/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-891-9XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/14/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-892ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-892 is split into 1,000-number blocks - detail below
773-892-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-892-1XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN08/24/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-892-2XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD11/30/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-892-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS0N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILSTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-892-4XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD11/30/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-892-5XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD11/30/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-892-6XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD11/30/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-892-7XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD11/30/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-892-8XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD11/30/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-892-9XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD11/30/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-896ILMCIMETRO ACCESS TRANSMISSION SERVICES LLC (Verizon Communications)0004999405RMD00029577229CHICGOZN07BNSVILDGDS000/00/0000Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-896 is split into 1,000-number blocks - detail below
773-896-0XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN05/02/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-896-1XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07NOCLLIKNOWN02/03/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-896-2XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS012/30/1999Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-896-3XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD04/29/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-896-4XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/14/2007Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-896-5XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD12/15/2004Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-896-6XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD12/15/2004Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-896-7XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD12/15/2004Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-896-8XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD04/29/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-896-9XXXILMCIMETRO ACCESS TRANSMISSION SERVICES LLC (Verizon Communications)0004999405RMD00029577229CHICGOZN07BNSVILDGDS0N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: BNSVILDGDS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-915ILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07CHCGILCNDS100/00/0000Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: NORTEL DMS 500
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILCNDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-915 is split into 1,000-number blocks - detail below
773-915-0XXXILPEERLESS NETWORK OF ILLINOIS, LLC - IL0024187569RMD0012315063ECHICGOZN07NOCLLIKNOWN01/27/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-915-1XXXILONVOY SPECTRUM, LLC (Sinch US Holding, Inc.)0024415002RMD0002045624HCHICGOZN07CHCGILIDXDX04/15/2025Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILIDXDX))
🕘 Prefix History
🔎 Explore Carrier Information
773-915-2XXXILONVOY SPECTRUM, LLC (Sinch US Holding, Inc.)0024415002RMD0002045624HCHICGOZN07CHCGILIDXDX04/15/2025Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILIDXDX))
🕘 Prefix History
🔎 Explore Carrier Information
773-915-3XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD04/29/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-915-4XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07CHCGILCNDS102/03/2006Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: NORTEL DMS 500
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILCNDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-915-5XXXILONVOY SPECTRUM, LLC (Sinch US Holding, Inc.)0024415002RMD0002045624HCHICGOZN07CHCGILIDXDX04/15/2025Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILIDXDX))
🕘 Prefix History
🔎 Explore Carrier Information
773-915-6XXXILTELNYX LLC (TELNYX LLC)0018998724RMD0001645073HCHICGOZN07NOCLLIKNOWN03/02/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-915-7XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN02/05/2021Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-915-8XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07CHCGILCNDS1N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: NORTEL DMS 500
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILCNDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-915-9XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07CHCGILCNDS1N/APrefix Type: CLEC
Switch Name: CHICAGO
Switch Type: NORTEL DMS 500
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILCNDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-924ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILOKCG000/00/0000Prefix Type: RBOC
Switch Name: N/A
Switch Type: WECO 1AESS
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILOKCG0))
🕘 Prefix History
🔎 Explore Carrier Information
773-926ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS000/00/0000Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-936ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM008/30/2001Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-947ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS000/00/0000Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-947 is split into 1,000-number blocks - detail below
773-947-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-947-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-947-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-947-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-947-4XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/08/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-947-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-947-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-947-7XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-947-8XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-947-9XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-952ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM006/14/2007Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-952 is split into 1,000-number blocks - detail below
773-952-0XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM006/21/2007Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-952-1XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM006/21/2007Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-952-2XXXILRCN TELECOM SERVICES OF ILLINIOS, INC. - ILN/A8702CHICGOZN07NOCLLIKNOWN07/10/2007Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-952-3XXXILBOOST SUBSCRIBERCO L.L.C.0037698057RMD0031843490JCHICGOZN07NOCLLIKNOWN04/30/2025Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-952-4XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX08/01/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-952-5XXXILAT&T - LOCAL (AT&T)N/A7421CHICGOZN07NOCLLIKNOWN07/06/2007Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-952-6XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX08/01/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-952-7XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX08/01/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-952-8XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX08/01/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-952-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07CHCGILMFCM006/21/2007Prefix Type: PCS
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILMFCM0))
🕘 Prefix History
🔎 Explore Carrier Information
773-955ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS000/00/0000Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-955 is split into 1,000-number blocks - detail below
773-955-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-955-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-955-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-955-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-955-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-955-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-955-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-955-7XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-955-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD11/03/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-955-9XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS0N/APrefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
773-962ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-962 is split into 1,000-number blocks - detail below
773-962-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS1N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-962-1XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/08/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-962-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS1N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-962-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS1N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-962-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS1N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-962-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS1N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-962-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS1N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-962-7XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/08/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
773-962-8XXXILMETROPCS, INC. (T-Mobile US, Inc)N/A5562CHICGOZN07ELGNILOT2MD09/03/2014Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT2MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-962-9XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS1N/APrefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
773-966ILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07CHCGILGMDS704/27/2006Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILGMDS7))
🕘 Prefix History
🔎 Explore Carrier Information
773-966 is split into 1,000-number blocks - detail below
773-966-0XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07CHCGILGMDS710/17/2007Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILGMDS7))
🕘 Prefix History
🔎 Explore Carrier Information
773-966-1XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILCPDS502/27/2008Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILCPDS5))
🕘 Prefix History
🔎 Explore Carrier Information
773-966-2XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07CHCGILGMDS710/27/2010Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILGMDS7))
🕘 Prefix History
🔎 Explore Carrier Information
773-966-3XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX10/11/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-966-4XXXILAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CCHICGOZN07NOCLLIKNOWN06/14/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
773-966-5XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX10/11/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-966-6XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX10/11/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-966-7XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX10/11/2006Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
773-966-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD09/29/2006Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-966-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD09/29/2006Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
773-994ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILSTDS100/00/0000Prefix Type: RBOC
Switch Name: CHCG STEWART DS1
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILID71T
🔧 Explore Switch(CLLI: CHCGILSTDS1))
🕘 Prefix History
🔎 Explore Carrier Information
872-201ILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD10/16/2009Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-201 is split into 1,000-number blocks - detail below
872-201-0XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD10/20/2009Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-201-1XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN05/16/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-201-2XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN05/15/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-201-3XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN09/05/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-201-4XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN05/15/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-201-5XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN05/15/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-201-6XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN05/15/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-201-7XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD07/09/2014Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-201-8XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN05/28/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-201-9XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD03/16/2011Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-212ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/08/2011Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-212 is split into 1,000-number blocks - detail below
872-212-0XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/12/2011Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-212-1XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/12/2011Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-212-2XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/12/2011Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-212-3XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN08/22/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-212-4XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN04/23/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-212-5XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN04/23/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-212-6XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN04/23/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-212-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD05/21/2013Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-212-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD05/21/2013Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-212-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/12/2011Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-215ILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/19/2013Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-215 is split into 1,000-number blocks - detail below
872-215-0XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD02/21/2013Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-215-1XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN04/23/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-215-2XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN04/23/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-215-3XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN04/23/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-215-4XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN04/23/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-215-5XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN04/23/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-215-6XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN04/23/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-215-7XXXILCENTURYLINK COMMUNICATIONS, LLC (Lumen Technologies, Inc)0031422439RMD0006976508JCHICGOZN07CHCGILDT8MD05/29/2013Prefix Type: IPES
Switch Name: CHICGOZN01
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILDT8MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-215-8XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD12/12/2013Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-215-9XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN07/16/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-219ILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS611/23/2015Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-219 is split into 1,000-number blocks - detail below
872-219-0XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS611/25/2015Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-219-1XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS611/25/2015Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-219-2XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS611/25/2015Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-219-3XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS601/27/2016Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-219-4XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS601/27/2016Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-219-5XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/08/2016Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-219-6XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/08/2016Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-219-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/08/2016Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-219-8XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS006/30/2016Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-219-9XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS006/30/2016Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-244ILAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CCHICGOZN07CHCGILCLXOX07/01/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILCLXOX))
🕘 Prefix History
🔎 Explore Carrier Information
872-244 is split into 1,000-number blocks - detail below
872-244-0XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN07/16/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-244-1XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD06/06/2022Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-244-2XXXILPEERLESS NETWORK OF ILLINOIS, LLC - IL0024187569RMD0012315063ECHICGOZN07NOCLLIKNOWN01/25/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-244-3XXXILAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CCHICGOZN07CHCGILCLXOX02/26/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILCLXOX))
🕘 Prefix History
🔎 Explore Carrier Information
872-244-4XXXILPEERLESS NETWORK OF ILLINOIS, LLC - IL0024187569RMD0012315063ECHICGOZN07NOCLLIKNOWN01/25/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-244-5XXXILPEERLESS NETWORK OF ILLINOIS, LLC - IL0024187569RMD0012315063ECHICGOZN07NOCLLIKNOWN01/25/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-244-6XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN07/11/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-244-7XXXILAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CCHICGOZN07CHCGILCLXOX07/01/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILCLXOX))
🕘 Prefix History
🔎 Explore Carrier Information
872-244-8XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX01/30/2014Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
872-244-9XXXILIP HORIZON LLC0027469766RMD0001571515JCHICGOZN07NOCLLIKNOWN07/29/2013Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-247ILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS001/07/2010Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-247 is split into 1,000-number blocks - detail below
872-247-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS001/08/2010Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-247-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS001/08/2010Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-247-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS001/08/2010Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-247-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS001/08/2010Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-247-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS001/08/2010Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-247-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS001/08/2010Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-247-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS001/08/2010Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-247-7XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS001/08/2010Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-247-8XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS001/08/2010Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-247-9XXXILILLINOIS BELL TEL CO (AT&T)N/A9329CHICGOZN07CHCGILDODS001/08/2010Prefix Type: RBOC
Switch Name: CHCG HYDE DOR
Switch Type: EWSD
LATA: Chicago IL METRO (358)
Tandem: CHCGILST55T
🔧 Explore Switch(CLLI: CHCGILDODS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-283ILONVOY SPECTRUM, LLC (Sinch US Holding, Inc.)0024415002RMD0002045624HCHICGOZN07CHCGILIDXDX03/30/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILIDXDX))
🕘 Prefix History
🔎 Explore Carrier Information
872-283 is split into 1,000-number blocks - detail below
872-283-0XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD12/06/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-283-1XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD06/02/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-283-2XXXILONVOY SPECTRUM, LLC (Sinch US Holding, Inc.)0024415002RMD0002045624HCHICGOZN07CHCGILIDXDX06/02/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILIDXDX))
🕘 Prefix History
🔎 Explore Carrier Information
872-283-3XXXILVONAGE AMERICA LLC (Telefonaktiebolaget LM Ericsson)0029173770RMD0032974197DCHICGOZN07NOCLLIKNOWN06/24/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-283-4XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD11/03/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-283-5XXXILTON80 COMMUNICATIONS, LLC (CoreTel Communications)0025462672RMD0005819516JCHICGOZN07CHCGILWUTMD05/26/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUTMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-283-6XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD06/06/2022Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-283-7XXXILCENTURYLINK COMMUNICATIONS, LLC (Lumen Technologies, Inc)0031422439RMD0006976508JCHICGOZN07NOCLLIKNOWN05/01/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-283-8XXXILIP HORIZON LLC0027469766RMD0001571515JCHICGOZN07NOCLLIKNOWN05/19/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-283-9XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD06/02/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-297ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD11/04/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-297 is split into 1,000-number blocks - detail below
872-297-0XXXILONVOY SPECTRUM, LLC (Sinch US Holding, Inc.)0024415002RMD0002045624HCHICGOZN07CHCGILIDXDX12/16/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILIDXDX))
🕘 Prefix History
🔎 Explore Carrier Information
872-297-1XXXILONVOY SPECTRUM, LLC (Sinch US Holding, Inc.)0024415002RMD0002045624HCHICGOZN07CHCGILIDXDX12/16/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILIDXDX))
🕘 Prefix History
🔎 Explore Carrier Information
872-297-2XXXILONVOY SPECTRUM, LLC (Sinch US Holding, Inc.)0024415002RMD0002045624HCHICGOZN07CHCGILIDXDX12/16/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILIDXDX))
🕘 Prefix History
🔎 Explore Carrier Information
872-297-3XXXILONVOY SPECTRUM, LLC (Sinch US Holding, Inc.)0024415002RMD0002045624HCHICGOZN07CHCGILIDXDX12/16/2021Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILIDXDX))
🕘 Prefix History
🔎 Explore Carrier Information
872-297-4XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD11/04/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-297-5XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD11/04/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-297-6XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD11/04/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-297-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD11/04/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-297-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD11/04/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-297-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD11/04/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-300ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOTGT508/08/2023Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOTGT5))
🕘 Prefix History
🔎 Explore Carrier Information
872-300 is split into 1,000-number blocks - detail below
872-300-0XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOTGT511/14/2023Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOTGT5))
🕘 Prefix History
🔎 Explore Carrier Information
872-300-1XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOTGT511/14/2023Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOTGT5))
🕘 Prefix History
🔎 Explore Carrier Information
872-300-2XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOTGT511/14/2023Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOTGT5))
🕘 Prefix History
🔎 Explore Carrier Information
872-300-3XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOTGT512/12/2023Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOTGT5))
🕘 Prefix History
🔎 Explore Carrier Information
872-300-4XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOTGT512/12/2023Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOTGT5))
🕘 Prefix History
🔎 Explore Carrier Information
872-300-5XXXILBOOST SUBSCRIBERCO L.L.C.0037698057RMD0031843490JCHICGOZN07NOCLLIKNOWN07/19/2024Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-300-6XXXILBOOST SUBSCRIBERCO L.L.C.0037698057RMD0031843490JCHICGOZN07NOCLLIKNOWN07/19/2024Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-300-7XXXILCOMMIO, LLC0028135630RMD0005575939HCHICGOZN07NOCLLIKNOWN01/05/2024Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-300-8XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN07/11/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-300-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOTGT508/08/2023Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOTGT5))
🕘 Prefix History
🔎 Explore Carrier Information
872-303ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD05/24/2013Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-303 is split into 1,000-number blocks - detail below
872-303-0XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD05/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-303-1XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD05/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-303-2XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD05/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-303-3XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX11/01/2013Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
872-303-4XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD05/29/2013Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-303-5XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD05/29/2013Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-303-6XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD05/29/2013Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-303-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD05/29/2013Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-303-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD05/29/2013Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-303-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD05/29/2013Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-309ILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS607/13/2023Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-309 is split into 1,000-number blocks - detail below
872-309-0XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD08/05/2023Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-309-1XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD08/05/2023Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-309-2XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS607/13/2023Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-309-3XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS607/13/2023Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-309-4XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS607/13/2023Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-309-5XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD08/05/2023Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-309-6XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD08/05/2023Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-309-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD08/05/2023Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-309-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD08/05/2023Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-309-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD08/05/2023Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-316ILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD08/05/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-316 is split into 1,000-number blocks - detail below
872-316-0XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD08/05/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-316-1XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD08/05/2022Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-316-2XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/18/2026Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-316-3XXXILIP HORIZON LLC0027469766RMD0001571515JCHICGOZN07NOCLLIKNOWN06/07/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-316-4XXXILIP HORIZON LLC0027469766RMD0001571515JCHICGOZN07NOCLLIKNOWN06/07/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-316-5XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN06/08/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-316-6XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN06/08/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-316-7XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN11/15/2022Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-316-8XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN06/08/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-316-9XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN06/08/2023Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-317ILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07OKBRILOAXEX02/17/2022Prefix Type: CLEC
Switch Name: OAK BROOK
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: OKBRILOAXEX))
🕘 Prefix History
🔎 Explore Carrier Information
872-317 is split into 1,000-number blocks - detail below
872-317-0XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07OKBRILOAXEX02/17/2022Prefix Type: CLEC
Switch Name: OAK BROOK
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: OKBRILOAXEX))
🕘 Prefix History
🔎 Explore Carrier Information
872-317-1XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07OKBRILOAXEX02/17/2022Prefix Type: CLEC
Switch Name: OAK BROOK
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: OKBRILOAXEX))
🕘 Prefix History
🔎 Explore Carrier Information
872-317-2XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07OKBRILOAXEX02/17/2022Prefix Type: CLEC
Switch Name: OAK BROOK
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: OKBRILOAXEX))
🕘 Prefix History
🔎 Explore Carrier Information
872-317-3XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07OKBRILOAXEX02/17/2022Prefix Type: CLEC
Switch Name: OAK BROOK
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: OKBRILOAXEX))
🕘 Prefix History
🔎 Explore Carrier Information
872-317-4XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07OKBRILOAXEX02/17/2022Prefix Type: CLEC
Switch Name: OAK BROOK
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: OKBRILOAXEX))
🕘 Prefix History
🔎 Explore Carrier Information
872-317-5XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07OKBRILOAXEX02/17/2022Prefix Type: CLEC
Switch Name: OAK BROOK
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: OKBRILOAXEX))
🕘 Prefix History
🔎 Explore Carrier Information
872-317-6XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07OKBRILOAXEX02/17/2022Prefix Type: CLEC
Switch Name: OAK BROOK
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: OKBRILOAXEX))
🕘 Prefix History
🔎 Explore Carrier Information
872-317-7XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07OKBRILOAXEX02/17/2022Prefix Type: CLEC
Switch Name: OAK BROOK
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: OKBRILOAXEX))
🕘 Prefix History
🔎 Explore Carrier Information
872-317-8XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07OKBRILOAXEX02/17/2022Prefix Type: CLEC
Switch Name: OAK BROOK
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: OKBRILOAXEX))
🕘 Prefix History
🔎 Explore Carrier Information
872-317-9XXXILTELEPORT COMMUNICATIONS AMERICA, LLC - IL (AT&T)0004274114RMD00038977136CHICGOZN07OKBRILOAXEX02/17/2022Prefix Type: CLEC
Switch Name: OAK BROOK
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: OKBRILOAXEX))
🕘 Prefix History
🔎 Explore Carrier Information
872-326ILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS611/23/2022Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-326 is split into 1,000-number blocks - detail below
872-326-0XXXILTELNYX LLC (TELNYX LLC)0018998724RMD0001645073HCHICGOZN07NOCLLIKNOWN12/06/2022Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-326-1XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS606/08/2023Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-326-2XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS611/23/2022Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-326-3XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS611/23/2022Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-326-4XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS611/23/2022Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-326-5XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS611/23/2022Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-326-6XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD07/21/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-326-7XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD07/21/2023Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-326-8XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS605/25/2023Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-326-9XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS607/12/2023Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-343ILTON80 COMMUNICATIONS, LLC (CoreTel Communications)0025462672RMD0005819516JCHICGOZN07CHCGILWUTMD01/27/2022Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUTMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-343 is split into 1,000-number blocks - detail below
872-343-0XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/18/2026Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-343-1XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/18/2026Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-343-7XXXILTON80 COMMUNICATIONS, LLC (CoreTel Communications)0025462672RMD0005819516JCHICGOZN07CHCGILWUTMD01/27/2022Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUTMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-343-8XXXILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL (Verizon Communications)0003290673RMD00033826333CHICGOZN07RVDLILBDAMD05/18/2026Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: RVDLILBDAMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-343-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD06/06/2022Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-349ILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS601/03/2024Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-349 is split into 1,000-number blocks - detail below
872-349-0XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS611/07/2024Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-349-1XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS601/08/2025Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-349-2XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS602/08/2024Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-349-3XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS602/08/2024Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-349-4XXXILBOOST SUBSCRIBERCO L.L.C.0037698057RMD0031843490JCHICGOZN07NOCLLIKNOWN07/19/2024Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-349-5XXXILBOOST SUBSCRIBERCO L.L.C.0037698057RMD0031843490JCHICGOZN07NOCLLIKNOWN04/30/2025Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-349-6XXXILBOOST SUBSCRIBERCO L.L.C.0037698057RMD0031843490JCHICGOZN07NOCLLIKNOWN04/30/2025Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-349-7XXXILBOOST SUBSCRIBERCO L.L.C.0037698057RMD0031843490JCHICGOZN07NOCLLIKNOWN04/30/2025Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-349-8XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS601/12/2024Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-349-9XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS602/12/2025Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-401ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD00/00/0000Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-401 is split into 1,000-number blocks - detail below
872-401-0XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN06/26/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-401-1XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN06/26/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-401-2XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN06/26/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-401-3XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN06/26/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-401-4XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN06/26/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-401-5XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN06/26/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-401-6XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN10/08/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-401-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD10/08/2014Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-401-8XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN10/08/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-401-9XXXILMETROPCS, INC. (T-Mobile US, Inc)N/A5562CHICGOZN07ELGNILOT2MD10/16/2014Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT2MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-465ILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS611/19/2012Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-465 is split into 1,000-number blocks - detail below
872-465-0XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS606/26/2015Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-465-1XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS606/26/2015Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-465-2XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS606/26/2015Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-465-3XXXILAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CCHICGOZN07NOCLLIKNOWN02/13/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-465-4XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS611/21/2012Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-465-5XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS611/21/2012Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-465-6XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS611/21/2012Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-465-7XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS611/21/2012Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-465-8XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS611/21/2012Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-465-9XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS606/26/2015Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-568ILTON80 COMMUNICATIONS, LLC (CoreTel Communications)0025462672RMD0005819516JCHICGOZN07CHCGILWUTMD02/18/2022Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUTMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-568 is split into 1,000-number blocks - detail below
872-568-0XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN07/21/2026Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-568-3XXXILTON80 COMMUNICATIONS, LLC (CoreTel Communications)0025462672RMD0005819516JCHICGOZN07CHCGILWUTMD02/18/2022Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUTMD))
🕘 Prefix History
🔎 Explore Carrier Information
872-568-4XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN03/02/2026Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-568-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD06/06/2022Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-639ILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS604/11/2013Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-639 is split into 1,000-number blocks - detail below
872-639-0XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS606/26/2015Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-639-1XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/16/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-639-2XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS604/12/2013Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-639-3XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD06/27/2014Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-639-4XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS604/12/2013Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-639-5XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS604/12/2013Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-639-6XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD06/27/2014Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-639-7XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS606/26/2015Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-639-8XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS606/26/2015Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-639-9XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07CHCGIL24DS606/26/2015Prefix Type: CLEC
Switch Name: CHICAGO
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGIL24DS6))
🕘 Prefix History
🔎 Explore Carrier Information
872-724ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD10/23/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-724 is split into 1,000-number blocks - detail below
872-724-0XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/08/2016Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-724-1XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS006/30/2016Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-724-2XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS006/30/2016Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-724-3XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS006/30/2016Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-724-4XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS006/30/2016Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-724-5XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS006/30/2016Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-724-6XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS006/30/2016Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-724-7XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS006/30/2016Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-724-8XXXILPAETEC ITEL, LLC0015247810RMD0038378829JCHICGOZN07CHCGILWUDS006/30/2016Prefix Type: IPES
Switch Name: CHICAGO
Switch Type: WECO 5ESS (Digital)
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS0))
🕘 Prefix History
🔎 Explore Carrier Information
872-724-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD10/23/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-731ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD10/13/2014Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-731 is split into 1,000-number blocks - detail below
872-731-0XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD05/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-731-1XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD01/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-731-2XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX10/22/2014Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
872-731-3XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD01/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-731-4XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD01/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-731-5XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD01/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-731-6XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD01/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-731-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD01/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-731-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD10/14/2014Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-731-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD10/14/2014Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-757ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/13/2016Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-757 is split into 1,000-number blocks - detail below
872-757-0XXXILLEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc)0015338122RMD00061126115CHICGOZN07NOCLLIKNOWN07/19/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-757-1XXXILTELNYX LLC (TELNYX LLC)0018998724RMD0001645073HCHICGOZN07NOCLLIKNOWN03/07/2017Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-757-2XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN05/31/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-757-3XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN06/14/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-757-4XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN12/21/2017Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-757-5XXXILPEERLESS NETWORK OF ILLINOIS, LLC - IL0024187569RMD0012315063ECHICGOZN07NOCLLIKNOWN05/22/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-757-6XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN10/18/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-757-7XXXILPEERLESS NETWORK OF ILLINOIS, LLC - IL0024187569RMD0012315063ECHICGOZN07NOCLLIKNOWN10/09/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-757-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/13/2016Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-757-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/13/2016Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-777ILPEERLESS NETWORK OF ILLINOIS, LLC - IL0024187569RMD0012315063ECHICGOZN07CHCGILWUDS409/14/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS4))
🕘 Prefix History
🔎 Explore Carrier Information
872-777 is split into 1,000-number blocks - detail below
872-777-0XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD09/03/2014Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-777-1XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN09/21/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-777-2XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN09/21/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-777-3XXXILBANDWIDTH.COM CLEC, LLC - IL (Bandwidth Inc.)0017042060RMD0003709984ECHICGOZN07NOCLLIKNOWN09/21/2012Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-777-4XXXILCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JCHICGOZN07CHCGILNEXJX11/21/2012Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILNEXJX))
🕘 Prefix History
🔎 Explore Carrier Information
872-777-5XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD06/27/2014Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-777-6XXXILMETROPCS, INC. (T-Mobile US, Inc)N/A5562CHICGOZN07ELGNILOT2MD06/27/2014Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT2MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-777-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD06/27/2014Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-777-8XXXILPEERLESS NETWORK OF ILLINOIS, LLC - IL0024187569RMD0012315063ECHICGOZN07CHCGILWUDS404/03/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS4))
🕘 Prefix History
🔎 Explore Carrier Information
872-777-9XXXILPEERLESS NETWORK OF ILLINOIS, LLC - IL0024187569RMD0012315063ECHICGOZN07CHCGILWUDS404/03/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILWUDS4))
🕘 Prefix History
🔎 Explore Carrier Information
872-818ILAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CCHICGOZN07CHCGILCLXOX10/22/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILCLXOX))
🕘 Prefix History
🔎 Explore Carrier Information
872-818 is split into 1,000-number blocks - detail below
872-818-0XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD05/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-818-1XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD05/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-818-2XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD05/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-818-3XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD05/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-818-4XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD05/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-818-5XXXILAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CCHICGOZN07CHCGILCLXOX10/23/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILCLXOX))
🕘 Prefix History
🔎 Explore Carrier Information
872-818-6XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD05/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-818-7XXXILAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CCHICGOZN07CHCGILCLXOX05/21/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: CHCGILCLXOX))
🕘 Prefix History
🔎 Explore Carrier Information
872-818-8XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN06/26/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-818-9XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN06/26/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-822ILMETROPCS, INC. (T-Mobile US, Inc)N/A5562CHICGOZN07ELGNILOT2MD12/21/2021Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT2MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-822 is split into 1,000-number blocks - detail below
872-822-0XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD12/21/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-822-1XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD12/21/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-822-2XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD12/21/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-822-3XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD12/21/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-822-4XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD12/21/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-822-5XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD12/21/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-822-6XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN03/02/2026Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-822-7XXXILBOOST SUBSCRIBERCO L.L.C.0037698057RMD0031843490JCHICGOZN07NOCLLIKNOWN03/23/2026Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-822-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD12/21/2021Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-822-9XXXILMETROPCS, INC. (T-Mobile US, Inc)N/A5562CHICGOZN07ELGNILOT2MD12/21/2021Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT2MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-878ILBOOST SUBSCRIBERCO L.L.C.0037698057RMD0031843490JCHICGOZN07NOCLLIKNOWN04/01/2026Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-878 is split into 1,000-number blocks - detail below
872-878-0XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN07/21/2026Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-878-1XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN07/21/2026Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-878-2XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN07/21/2026Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-878-3XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN07/21/2026Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-878-4XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN07/21/2026Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-878-5XXXILBOOST SUBSCRIBERCO L.L.C.0037698057RMD0031843490JCHICGOZN07NOCLLIKNOWN04/01/2026Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-878-6XXXILBOOST SUBSCRIBERCO L.L.C.0037698057RMD0031843490JCHICGOZN07NOCLLIKNOWN04/01/2026Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-878-7XXXILBOOST SUBSCRIBERCO L.L.C.0037698057RMD0031843490JCHICGOZN07NOCLLIKNOWN04/01/2026Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-878-8XXXILBOOST SUBSCRIBERCO L.L.C.0037698057RMD0031843490JCHICGOZN07NOCLLIKNOWN04/01/2026Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-878-9XXXILBOOST SUBSCRIBERCO L.L.C.0037698057RMD0031843490JCHICGOZN07NOCLLIKNOWN04/01/2026Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-901ILMETROPCS, INC. (T-Mobile US, Inc)N/A5562CHICGOZN07ELGNILOT2MD10/21/2014Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT2MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-901 is split into 1,000-number blocks - detail below
872-901-0XXXILMETROPCS, INC. (T-Mobile US, Inc)N/A5562CHICGOZN07ELGNILOT2MD10/24/2014Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT2MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-901-1XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/16/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-901-2XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/16/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-901-3XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN06/26/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-901-4XXXILLEVEL 3 TELECOM OF ILLINOIS, LLC - IL (Lumen Technologies, Inc)0004352308RMD0006074138GCHICGOZN07NOCLLIKNOWN02/10/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-901-5XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN06/26/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-901-6XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN06/26/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-901-7XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN05/29/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-901-8XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN05/29/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-901-9XXXILMETROPCS, INC. (T-Mobile US, Inc)N/A5562CHICGOZN07ELGNILOT2MD10/24/2014Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT2MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-904ILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/21/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-904 is split into 1,000-number blocks - detail below
872-904-0XXXILONVOY, LLC (Sinch AB)0004323028RMD0001966224CCHICGOZN07NOCLLIKNOWN11/11/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
872-904-1XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/08/2016Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-904-2XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD10/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-904-3XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD10/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-904-4XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD10/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-904-5XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD10/20/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-904-6XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/24/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-904-7XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/24/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-904-8XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/24/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
872-904-9XXXILT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529CHICGOZN07ELGNILOT0MD07/24/2015Prefix Type: PCS
Switch Name: ELGIN
Switch Type: N/A
LATA: Chicago IL METRO (358)
Tandem: N/A
🔧 Explore Switch(CLLI: ELGNILOT0MD))
🕘 Prefix History
🔎 Explore Carrier Information
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