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
956-636TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344SANTA ROSASNRSTXXARS000/00/0000Prefix Type: RBOC
Switch Name: SANTA ROSA
Switch Type: AE-RSU
LATA: Brownsville TX (568)
Tandem: HRLNTXHG03T
Detailed Switch Info
Thousands block for 956-636
956-636-1TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344SANTA ROSASNRSTXXARS0N/APrefix Type: RBOC
Switch Name: SANTA ROSA
Switch Type: AE-RSU
LATA: Brownsville TX (568)
Tandem: HRLNTXHG03T
Detailed Switch Info
956-636-2TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344SANTA ROSASNRSTXXARS0N/APrefix Type: RBOC
Switch Name: SANTA ROSA
Switch Type: AE-RSU
LATA: Brownsville TX (568)
Tandem: HRLNTXHG03T
Detailed Switch Info
956-636-9TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344SANTA ROSASNRSTXXARS0N/APrefix Type: RBOC
Switch Name: SANTA ROSA
Switch Type: AE-RSU
LATA: Brownsville TX (568)
Tandem: HRLNTXHG03T
Detailed Switch Info
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