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
469-426TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS000/00/0000Prefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
Thousands block for 469-426
469-426-0TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-313TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS000/00/0000Prefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
Thousands block for 972-313
972-313-0TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-313-1TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-313-2TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-313-3TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-313-4TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-313-6TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-313-7TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-313-8TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-313-9TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-399TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS000/00/0000Prefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
Thousands block for 972-399
972-399-0TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-399-1TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-399-2TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-399-3TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-399-4TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-399-5TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-399-7TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-399-8TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-513TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS000/00/0000Prefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
Thousands block for 972-513
972-513-0TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-513-1TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-513-2TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-513-9TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-514TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS000/00/0000Prefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
Thousands block for 972-514
972-514-0TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS0N/APrefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-790TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS000/00/0000Prefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
972-986TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXDDS000/00/0000Prefix Type: RBOC
Switch Name: IRVING SOUTHWEST
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
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