Input a CLLI:

Tip: A Partial CLLI can be entered, but must contain a minimum of the first 6 characters. I.E. 'DLLSTX'

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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
972-422TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344PLANOPLANTXXADS000/00/0000Prefix Type: RBOC
Switch Name: GTD5
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-423TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344PLANOPLANTXXADS000/00/0000Prefix Type: RBOC
Switch Name: GTD5
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-424TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344PLANOPLANTXXADS000/00/0000Prefix Type: RBOC
Switch Name: GTD5
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-509TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344PLANOPLANTXXADS000/00/0000Prefix Type: RBOC
Switch Name: GTD5
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-516TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344PLANOPLANTXXADS000/00/0000Prefix Type: RBOC
Switch Name: GTD5
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-578TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344PLANOPLANTXXADS000/00/0000Prefix Type: RBOC
Switch Name: GTD5
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-633TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344PLANOPLANTXXADS000/00/0000Prefix Type: RBOC
Switch Name: GTD5
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-881TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344PLANOPLANTXXADS000/00/0000Prefix Type: RBOC
Switch Name: GTD5
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-905TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344PLANOPLANTXXADS003/24/2011Prefix Type: RBOC
Switch Name: GTD5
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
Thousands block for 972-905
972-905-8TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344PLANOPLANTXXADS003/24/2011Prefix Type: RBOC
Switch Name: GTD5
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info