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npa-nxxStateCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
224-931 is split into 1,000-number blocks - detail below
224-931-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS001/26/2016Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
224-931-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS001/26/2016Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
224-931-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS001/26/2016Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
224-931-7XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS001/26/2016Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-247ILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS000/00/0000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-281 is split into 1,000-number blocks - detail below
847-281-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS010/13/2000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-281-9XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS009/21/1999Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-327 is split into 1,000-number blocks - detail below
847-327-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS002/06/1999Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-327-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS002/06/1999Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-327-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS002/06/1999Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-327-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS002/06/1999Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-327-7XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS008/11/1999Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-327-9XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS002/25/2000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-362ILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS000/00/0000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-367ILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS000/00/0000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-388 is split into 1,000-number blocks - detail below
847-388-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS001/16/2001Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-522ILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS000/00/0000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-549ILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS000/00/0000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-549 is split into 1,000-number blocks - detail below
847-549-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-549-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-549-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-549-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-549-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-549-7XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-549-8XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-549-9XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-566ILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS000/00/0000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-573ILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS000/00/0000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-643 is split into 1,000-number blocks - detail below
847-643-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS006/16/2000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-643-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS006/16/2000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-680ILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS000/00/0000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-816ILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS000/00/0000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-837ILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS000/00/0000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-837 is split into 1,000-number blocks - detail below
847-837-0XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-837-1XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-837-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-837-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-837-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-837-7XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-837-8XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-837-9XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-918ILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS000/00/0000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-932 is split into 1,000-number blocks - detail below
847-932-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS009/21/1999Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-932-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS007/09/1999Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-949ILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS000/00/0000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-968ILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS000/00/0000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-968 is split into 1,000-number blocks - detail below
847-968-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS002/25/2000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-968-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-968-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-968-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-968-7XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-970ILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS000/00/0000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-970 is split into 1,000-number blocks - detail below
847-970-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-970-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-970-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-970-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-970-7XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-970-9XXXILILLINOIS BELL TEL CO (AT&T)N/A9329MUNDELEINLBVLILLIDS0N/APrefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-984 is split into 1,000-number blocks - detail below
847-984-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS005/11/2001Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-984-8XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS007/05/2000Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-990 is split into 1,000-number blocks - detail below
847-990-2XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS008/13/1999Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-990-3XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS007/09/1999Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-990-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS007/09/1999Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
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847-990-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS008/13/1999Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
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847-990-6XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS005/16/2002Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
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847-996 is split into 1,000-number blocks - detail below
847-996-4XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS005/16/2002Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
847-996-5XXXILILLINOIS BELL TEL CO (AT&T)N/A9329LIBERTYVLLBVLILLIDS005/16/2002Prefix Type: RBOC
Switch Name: LIBERTYVILLE DS0
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILNE50T
🔧 Explore Switch(CLLI: LBVLILLIDS0))
🕘 Prefix History
🔎 Explore Carrier Information
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