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
469-557TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344CARROLLTONCRTNTXXADS000/00/0000Prefix Type: RBOC
Switch Name: CARROLLTON MAIN
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
Thousands block for 469-557
469-557-0TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344CARROLLTONCRTNTXXADS0N/APrefix Type: RBOC
Switch Name: CARROLLTON MAIN
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-242TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344CARROLLTONCRTNTXXADS000/00/0000Prefix Type: RBOC
Switch Name: CARROLLTON MAIN
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-245TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344CARROLLTONCRTNTXXADS000/00/0000Prefix Type: RBOC
Switch Name: CARROLLTON MAIN
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-323TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344CARROLLTONCRTNTXXADS000/00/0000Prefix Type: RBOC
Switch Name: CARROLLTON MAIN
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-389TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344CARROLLTONCRTNTXXADS000/00/0000Prefix Type: RBOC
Switch Name: CARROLLTON MAIN
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-446TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344CARROLLTONCRTNTXXADS000/00/0000Prefix Type: RBOC
Switch Name: CARROLLTON MAIN
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-466TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344CARROLLTONCRTNTXXADS000/00/0000Prefix Type: RBOC
Switch Name: CARROLLTON MAIN
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-695TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344CARROLLTONCRTNTXXADS000/00/0000Prefix Type: RBOC
Switch Name: CARROLLTON MAIN
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
Thousands block for 972-695
972-695-0TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344CARROLLTONCRTNTXXADS0N/APrefix Type: RBOC
Switch Name: CARROLLTON MAIN
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-695-1TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344CARROLLTONCRTNTXXADS0N/APrefix Type: RBOC
Switch Name: CARROLLTON MAIN
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
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