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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
972-773TXSOUTHWESTERN BELL9533DALLASDLLSTXRNDS100/00/0000Prefix Type: RBOC
Switch Name: Richardson DS1
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
Thousands block for 972-773
972-773-0TXSOUTHWESTERN BELL9533DALLASDLLSTXRNDS1N/APrefix Type: RBOC
Switch Name: Richardson DS1
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
972-773-1TXSOUTHWESTERN BELL9533DALLASDLLSTXRNDS1N/APrefix Type: RBOC
Switch Name: Richardson DS1
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
972-773-2TXSOUTHWESTERN BELL9533DALLASDLLSTXRNDS1N/APrefix Type: RBOC
Switch Name: Richardson DS1
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
972-773-3TXMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229DALLASDLLSTXJFDS011/09/2010Prefix Type: CLEC
Switch Name: DALLAS
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
972-773-4TXXO TEXAS, INC. (Verizon Communications)8958DALLASDLLSTXSQDS206/24/2011Prefix Type: CLEC
Switch Name: DALLAS
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
972-773-5TXSOUTHWESTERN BELL9533DALLASDLLSTXRNDS1N/APrefix Type: RBOC
Switch Name: Richardson DS1
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
972-773-6TXSOUTHWESTERN BELL9533DALLASDLLSTXRNDS1N/APrefix Type: RBOC
Switch Name: Richardson DS1
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
972-773-7TXSOUTHWESTERN BELL9533DALLASDLLSTXRNDS1N/APrefix Type: RBOC
Switch Name: Richardson DS1
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
972-773-8TXMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229DALLASDLLSTXJFDS011/09/2010Prefix Type: CLEC
Switch Name: DALLAS
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
972-773-9TXAT&T CORP. (AT&T)516CDALLASNOCLLIKNOWN04/20/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info