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
214-591TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXGDS000/00/0000Prefix Type: RBOC
Switch Name: IRVING WALNUT HILL
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: DLLSTXTA05T
Detailed Switch Info
972-465TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXGDS000/00/0000Prefix Type: RBOC
Switch Name: IRVING WALNUT HILL
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: DLLSTXTA05T
Detailed Switch Info
Thousands block for 972-465
972-465-1TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXGDS0N/APrefix Type: RBOC
Switch Name: IRVING WALNUT HILL
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: DLLSTXTA05T
Detailed Switch Info
972-465-2TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXGDS0N/APrefix Type: RBOC
Switch Name: IRVING WALNUT HILL
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: DLLSTXTA05T
Detailed Switch Info
972-465-3TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXGDS0N/APrefix Type: RBOC
Switch Name: IRVING WALNUT HILL
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: DLLSTXTA05T
Detailed Switch Info
972-465-4TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXGDS0N/APrefix Type: RBOC
Switch Name: IRVING WALNUT HILL
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: DLLSTXTA05T
Detailed Switch Info
972-465-5TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXGDS0N/APrefix Type: RBOC
Switch Name: IRVING WALNUT HILL
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: DLLSTXTA05T
Detailed Switch Info
972-465-6TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXGDS0N/APrefix Type: RBOC
Switch Name: IRVING WALNUT HILL
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: DLLSTXTA05T
Detailed Switch Info
972-465-7TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXGDS0N/APrefix Type: RBOC
Switch Name: IRVING WALNUT HILL
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: DLLSTXTA05T
Detailed Switch Info
972-465-8TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXGDS0N/APrefix Type: RBOC
Switch Name: IRVING WALNUT HILL
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: DLLSTXTA05T
Detailed Switch Info
972-518TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXGDS000/00/0000Prefix Type: RBOC
Switch Name: IRVING WALNUT HILL
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: DLLSTXTA05T
Detailed Switch Info
972-550TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXGDS000/00/0000Prefix Type: RBOC
Switch Name: IRVING WALNUT HILL
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: DLLSTXTA05T
Detailed Switch Info
972-580TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXGDS000/00/0000Prefix Type: RBOC
Switch Name: IRVING WALNUT HILL
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: DLLSTXTA05T
Detailed Switch Info
972-582TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXGDS000/00/0000Prefix Type: RBOC
Switch Name: IRVING WALNUT HILL
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: DLLSTXTA05T
Detailed Switch Info
972-714TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXGDS000/00/0000Prefix Type: RBOC
Switch Name: IRVING WALNUT HILL
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: DLLSTXTA05T
Detailed Switch Info
972-751TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXGDS000/00/0000Prefix Type: RBOC
Switch Name: IRVING WALNUT HILL
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: DLLSTXTA05T
Detailed Switch Info
972-753TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXGDS000/00/0000Prefix Type: RBOC
Switch Name: IRVING WALNUT HILL
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: DLLSTXTA05T
Detailed Switch Info
972-756TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344IRVINGIRNGTXXGDS000/00/0000Prefix Type: RBOC
Switch Name: IRVING WALNUT HILL
Switch Type: GTD5EAX
LATA: Dallas TX (552)
Tandem: DLLSTXTA05T
Detailed Switch Info