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npa-nxxStateCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
603-257NHFREEDOM RING COMMUNICATIONS, LLCN/A8468PLAISTOWPTMONH07DS000/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: PTMONH07DS0))
🕘 Prefix History
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603-257 is split into 1,000-number blocks - detail below
603-257-0XXXNHBELL ATLANTIC MOBILE, INC (Verizon Communications)0007845035RMD00034246386PLAISTOWNOCLLIKNOWN11/04/2016Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
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603-257-1XXXNHFREEDOM RING COMMUNICATIONS, LLCN/A8468PLAISTOWPTMONH07DS0N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: PTMONH07DS0))
🕘 Prefix History
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603-257-2XXXNHTELNYX LLC0018998724RMD0001645073HPLAISTOWNOCLLIKNOWN02/22/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
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603-257-5XXXNHPAETEC ITEL, LLC0015247810RMD0038378829JPLAISTOWMNCHNHCOXMX07/29/2010Prefix Type: IPES
Switch Name: MANCHESTER
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: MNCHNHCOXMX))
🕘 Prefix History
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603-257-6XXXNHTELEPORT COMMUNICATIONS AMERICA, LLC - NH (AT&T)0004274114RMD00038978299PLAISTOWNOCLLIKNOWN04/19/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
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603-257-7XXXNHPAETEC ITEL, LLC0015247810RMD0038378829JPLAISTOWNASHNH08AMD04/06/2007Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NASHNH08AMD))
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603-257-8XXXNHBELL ATLANTIC MOBILE, INC (Verizon Communications)0007845035RMD00034246386PLAISTOWNOCLLIKNOWN04/10/2026Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
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603-257-9XXXNHFREEDOM RING COMMUNICATIONS, LLCN/A8468PLAISTOWPTMONH07DS0N/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: PTMONH07DS0))
🕘 Prefix History
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603-378NHCONSOLIDATED COMM OF NO. NEW ENGLAND-NH (Fairpoint)N/A5113PLAISTOWPLSTNHMADS000/00/0000Prefix Type: RBOC
Switch Name: PLAISTOW
Switch Type: WECO 5ESS Host (Digital)
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: PLSTNHMADS0))
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603-378 is split into 1,000-number blocks - detail below
603-378-0XXXNHCONSOLIDATED COMM OF NO. NEW ENGLAND-NH (Fairpoint)N/A5113PLAISTOWPLSTNHMADS0N/APrefix Type: RBOC
Switch Name: PLAISTOW
Switch Type: WECO 5ESS Host (Digital)
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: PLSTNHMADS0))
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603-378-1XXXNHONVOY, LLC - NH (Sinch)0004323028RMD0001966637EPLAISTOWNOCLLIKNOWN12/24/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
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603-378-2XXXNHCONSOLIDATED COMM OF NO. NEW ENGLAND-NH (Fairpoint)N/A5113PLAISTOWPLSTNHMADS0N/APrefix Type: RBOC
Switch Name: PLAISTOW
Switch Type: WECO 5ESS Host (Digital)
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: PLSTNHMADS0))
🕘 Prefix History
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603-378-3XXXNHTERRA NOVA TELECOM INC.0021193057RMD0001495145JPLAISTOWNOCLLIKNOWN11/15/2021Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
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603-378-5XXXNHCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JPLAISTOWMNCHNHIE6MD10/18/2016Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: MNCHNHIE6MD))
🕘 Prefix History
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603-378-8XXXNHTELNYX LLC0018998724RMD0001645073HPLAISTOWNOCLLIKNOWN11/23/2022Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
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603-378-9XXXNHCONSOLIDATED COMM OF NO. NEW ENGLAND-NH (Fairpoint)N/A5113PLAISTOWPLSTNHMADS0N/APrefix Type: RBOC
Switch Name: PLAISTOW
Switch Type: WECO 5ESS Host (Digital)
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: PLSTNHMADS0))
🕘 Prefix History
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603-382NHCONSOLIDATED COMM OF NO. NEW ENGLAND-NH (Fairpoint)N/A5113PLAISTOWPLSTNHMADS000/00/0000Prefix Type: RBOC
Switch Name: PLAISTOW
Switch Type: WECO 5ESS Host (Digital)
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: PLSTNHMADS0))
🕘 Prefix History
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603-612NHPAETEC ITEL, LLC0015247810RMD0038378829JPLAISTOWNASHNH08AMD00/00/0000Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NASHNH08AMD))
🕘 Prefix History
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603-612 is split into 1,000-number blocks - detail below
603-612-0XXXNHPAETEC ITEL, LLC0015247810RMD0038378829JPLAISTOWNASHNH08AMD05/05/2000Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NASHNH08AMD))
🕘 Prefix History
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603-612-1XXXNHPAETEC ITEL, LLC0015247810RMD0038378829JPLAISTOWNASHNH08AMD07/05/2002Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NASHNH08AMD))
🕘 Prefix History
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603-612-4XXXNHOTEL TELEKOM, INC. - NHN/A9827PLAISTOWNOCLLIKNOWN09/07/2002Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
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603-797NHMCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH (Verizon Communications)0004999405RMD00029577778PLAISTOWMNCHNHACDS000/00/0000Prefix Type: CLEC
Switch Name: MANCHESTER
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: MNCHNHACDS0))
🕘 Prefix History
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603-797 is split into 1,000-number blocks - detail below
603-797-0XXXNHPAETEC ITEL, LLC0015247810RMD0038378829JPLAISTOWNASHNH08AMD03/13/2001Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NASHNH08AMD))
🕘 Prefix History
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603-797-1XXXNHTERRA NOVA TELECOM INC.0021193057RMD0001495145JPLAISTOWNOCLLIKNOWN08/14/2024Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
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603-797-2XXXNHTERRA NOVA TELECOM INC.0021193057RMD0001495145JPLAISTOWNOCLLIKNOWN12/19/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
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603-797-8XXXNHTELNYX LLC0018998724RMD0001645073HPLAISTOWNOCLLIKNOWN03/06/2024Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
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603-797-9XXXNHMCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH (Verizon Communications)0004999405RMD00029577778PLAISTOWMNCHNHACDS0N/APrefix Type: CLEC
Switch Name: MANCHESTER
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: MNCHNHACDS0))
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603-819NHLEVEL 3 COMMUNICATIONS, LLC - NH (Lumen Technologies, Inc)0015338122RMD00061124017PLAISTOWMNCHNHCOX8Z00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: MNCHNHCOX8Z))
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603-819 is split into 1,000-number blocks - detail below
603-819-0XXXNHOTEL TELEKOM, INC. - NHN/A9827PLAISTOWNOCLLIKNOWN12/30/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
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603-819-1XXXNHBELL ATLANTIC MOBILE, INC (Verizon Communications)0007845035RMD00034246386PLAISTOWNOCLLIKNOWN03/07/2005Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
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603-819-3XXXNHBELL ATLANTIC MOBILE, INC (Verizon Communications)0007845035RMD00034246386PLAISTOWNOCLLIKNOWN08/02/2006Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
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603-819-4XXXNHLEVEL 3 COMMUNICATIONS, LLC - NH (Lumen Technologies, Inc)0015338122RMD00061124017PLAISTOWMNCHNHCOX8ZN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: MNCHNHCOX8Z))
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603-819-5XXXNHLEVEL 3 COMMUNICATIONS, LLC - NH (Lumen Technologies, Inc)0015338122RMD00061124017PLAISTOWMNCHNHCOX8Z04/01/2005Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: MNCHNHCOX8Z))
🕘 Prefix History
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603-819-6XXXNHBELL ATLANTIC MOBILE, INC (Verizon Communications)0007845035RMD00034246386PLAISTOWNOCLLIKNOWN09/03/2008Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
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603-819-8XXXNHBELL ATLANTIC MOBILE, INC (Verizon Communications)0007845035RMD00034246386PLAISTOWNOCLLIKNOWN03/03/2004Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
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603-819-9XXXNHBELL ATLANTIC MOBILE, INC (Verizon Communications)0007845035RMD00034246386PLAISTOWNOCLLIKNOWN05/05/2003Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
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603-974NHCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JPLAISTOWMNCHNHIE6MD00/00/0000Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: MNCHNHIE6MD))
🕘 Prefix History
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603-974 is split into 1,000-number blocks - detail below
603-974-0XXXNHPAETEC ITEL, LLC0015247810RMD0038378829JPLAISTOWMNCHNHCOXMX05/09/2000Prefix Type: IPES
Switch Name: MANCHESTER
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: MNCHNHCOXMX))
🕘 Prefix History
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603-974-1XXXNHCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JPLAISTOWMNCHNHIE6MDN/APrefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: MNCHNHIE6MD))
🕘 Prefix History
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603-974-2XXXNHCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JPLAISTOWMNCHNHIE6MDN/APrefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: MNCHNHIE6MD))
🕘 Prefix History
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603-974-3XXXNHBELL ATLANTIC MOBILE, INC (Verizon Communications)0007845035RMD00034246386PLAISTOWNOCLLIKNOWN04/05/2012Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
603-974-5XXXNHTERRA NOVA TELECOM INC.0021193057RMD0001495145JPLAISTOWNOCLLIKNOWN10/13/2023Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
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603-974-7XXXNHCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JPLAISTOWMNCHNHIE6MD06/10/2013Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: MNCHNHIE6MD))
🕘 Prefix History
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603-974-8XXXNHBELL ATLANTIC MOBILE, INC (Verizon Communications)0007845035RMD00034246386PLAISTOWNOCLLIKNOWN04/10/2026Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
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603-974-9XXXNHTERRA NOVA TELECOM INC.0021193057RMD0001495145JPLAISTOWNOCLLIKNOWN04/11/2025Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: New Hampshire (122)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
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