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
936-628TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344SHEPHERDSHPHTXXADS000/00/0000Prefix Type: RBOC
Switch Name: SHEPHERD
Switch Type: NTDMS10
LATA: Houston TX (560)
Tandem: HSTNTX0801T
Detailed Switch Info
Thousands block for 936-628
936-628-1TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344SHEPHERDSHPHTXXADS0N/APrefix Type: RBOC
Switch Name: SHEPHERD
Switch Type: NTDMS10
LATA: Houston TX (560)
Tandem: HSTNTX0801T
Detailed Switch Info
936-628-2TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344SHEPHERDSHPHTXXADS0N/APrefix Type: RBOC
Switch Name: SHEPHERD
Switch Type: NTDMS10
LATA: Houston TX (560)
Tandem: HSTNTX0801T
Detailed Switch Info
936-628-3TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344SHEPHERDSHPHTXXADS0N/APrefix Type: RBOC
Switch Name: SHEPHERD
Switch Type: NTDMS10
LATA: Houston TX (560)
Tandem: HSTNTX0801T
Detailed Switch Info
936-628-6TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344SHEPHERDSHPHTXXADS0N/APrefix Type: RBOC
Switch Name: SHEPHERD
Switch Type: NTDMS10
LATA: Houston TX (560)
Tandem: HSTNTX0801T
Detailed Switch Info
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