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
281-707TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344BAYTOWNBYTWTXXBRL000/00/0000Prefix Type: RBOC
Switch Name: BAYTOWN
Switch Type: Northern Telecom DMS100 Remote Line Module
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
Thousands block for 281-707
281-707-1TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344BAYTOWNBYTWTXXBRL0N/APrefix Type: RBOC
Switch Name: BAYTOWN
Switch Type: Northern Telecom DMS100 Remote Line Module
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
281-708TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344BAYTOWNBYTWTXXBRL000/00/0000Prefix Type: RBOC
Switch Name: BAYTOWN
Switch Type: Northern Telecom DMS100 Remote Line Module
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
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