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
903-228TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344GUNTERGNTRTXXAH0105/07/2001Prefix Type: RBOC
Switch Name: GUNTER
Switch Type: RC-DLC
LATA: Dallas TX (552)
Tandem: SHMNTXXA02T
Detailed Switch Info
Thousands block for 903-228
903-228-0TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344GUNTERGNTRTXXAH01N/APrefix Type: RBOC
Switch Name: GUNTER
Switch Type: RC-DLC
LATA: Dallas TX (552)
Tandem: SHMNTXXA02T
Detailed Switch Info
903-433TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344GUNTERGNTRTXXAH0100/00/0000Prefix Type: RBOC
Switch Name: GUNTER
Switch Type: RC-DLC
LATA: Dallas TX (552)
Tandem: SHMNTXXA02T
Detailed Switch Info
Thousands block for 903-433
903-433-0TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344GUNTERGNTRTXXAH01N/APrefix Type: RBOC
Switch Name: GUNTER
Switch Type: RC-DLC
LATA: Dallas TX (552)
Tandem: SHMNTXXA02T
Detailed Switch Info
903-433-1TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344GUNTERGNTRTXXAH01N/APrefix Type: RBOC
Switch Name: GUNTER
Switch Type: RC-DLC
LATA: Dallas TX (552)
Tandem: SHMNTXXA02T
Detailed Switch Info
903-433-2TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344GUNTERGNTRTXXAH01N/APrefix Type: RBOC
Switch Name: GUNTER
Switch Type: RC-DLC
LATA: Dallas TX (552)
Tandem: SHMNTXXA02T
Detailed Switch Info
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