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
940-240TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344ARGYLEARGYTXXBRS100/00/0000Prefix Type: RBOC
Switch Name: ARGYLE
Switch Type: NTDMSRSC
LATA: Dallas TX (552)
Tandem: DNTNTXXA04T
Detailed Switch Info
Thousands block for 940-240
940-240-0TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344ARGYLEARGYTXXBRS1N/APrefix Type: RBOC
Switch Name: ARGYLE
Switch Type: NTDMSRSC
LATA: Dallas TX (552)
Tandem: DNTNTXXA04T
Detailed Switch Info
940-240-1TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344ARGYLEARGYTXXBRS1N/APrefix Type: RBOC
Switch Name: ARGYLE
Switch Type: NTDMSRSC
LATA: Dallas TX (552)
Tandem: DNTNTXXA04T
Detailed Switch Info
940-240-5TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344ARGYLEARGYTXXBRS1N/APrefix Type: RBOC
Switch Name: ARGYLE
Switch Type: NTDMSRSC
LATA: Dallas TX (552)
Tandem: DNTNTXXA04T
Detailed Switch Info
940-464TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344ARGYLEARGYTXXBRS100/00/0000Prefix Type: RBOC
Switch Name: ARGYLE
Switch Type: NTDMSRSC
LATA: Dallas TX (552)
Tandem: DNTNTXXA04T
Detailed Switch Info
Thousands block for 940-464
940-464-0TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344ARGYLEARGYTXXBRS1N/APrefix Type: RBOC
Switch Name: ARGYLE
Switch Type: NTDMSRSC
LATA: Dallas TX (552)
Tandem: DNTNTXXA04T
Detailed Switch Info
940-464-2TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344ARGYLEARGYTXXBRS1N/APrefix Type: RBOC
Switch Name: ARGYLE
Switch Type: NTDMSRSC
LATA: Dallas TX (552)
Tandem: DNTNTXXA04T
Detailed Switch Info
940-464-3TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344ARGYLEARGYTXXBRS1N/APrefix Type: RBOC
Switch Name: ARGYLE
Switch Type: NTDMSRSC
LATA: Dallas TX (552)
Tandem: DNTNTXXA04T
Detailed Switch Info
940-464-4TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344ARGYLEARGYTXXBRS1N/APrefix Type: RBOC
Switch Name: ARGYLE
Switch Type: NTDMSRSC
LATA: Dallas TX (552)
Tandem: DNTNTXXA04T
Detailed Switch Info
940-464-7TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344ARGYLEARGYTXXBRS1N/APrefix Type: RBOC
Switch Name: ARGYLE
Switch Type: NTDMSRSC
LATA: Dallas TX (552)
Tandem: DNTNTXXA04T
Detailed Switch Info
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