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npa-nxxState/ProvinceCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
972-855TXSOUTHWESTERN BELLN/A9533DALLASDLLSTXADDS000/00/0000Prefix Type: RBOC
Switch Name: Addison DS0
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXADDS0))
972-855 is split into 1,000-number blocks - detail below
972-855-0XXXTXMETROPCS, INC. (T-Mobile US, Inc)N/A5562DALLASDLLTTX01DMD02/13/2012Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
🔧 Explore Switch(CLLI: DLLTTX01DMD))
972-855-1XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXADDS0N/APrefix Type: RBOC
Switch Name: Addison DS0
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXADDS0))
972-855-2XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXADDS0N/APrefix Type: RBOC
Switch Name: Addison DS0
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXADDS0))
972-855-3XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXADDS0N/APrefix Type: RBOC
Switch Name: Addison DS0
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXADDS0))
972-855-4XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXADDS0N/APrefix Type: RBOC
Switch Name: Addison DS0
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXADDS0))
972-855-5XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXADDS0N/APrefix Type: RBOC
Switch Name: Addison DS0
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXADDS0))
972-855-6XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXADDS0N/APrefix Type: RBOC
Switch Name: Addison DS0
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXADDS0))
972-855-7XXXTXMETROPCS, INC. (T-Mobile US, Inc)N/A5562DALLASDLLTTX01DMD02/13/2012Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
🔧 Explore Switch(CLLI: DLLTTX01DMD))
972-855-8XXXTXBANDWIDTH.COM CLEC, LLC - TX0017042060RMD0003709004FDALLASNOCLLIKNOWN10/27/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
972-855-9XXXTXSOUTHWESTERN BELLN/A9533DALLASDLLSTXADDS0N/APrefix Type: RBOC
Switch Name: Addison DS0
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
🔧 Explore Switch(CLLI: DLLSTXADDS0))
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