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
830-745TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)2154KOSCIUSKOKSCSTXXARS000/00/0000Prefix Type: RBOC
Switch Name: KOSCIUSKO
Switch Type: NTDMSREM
LATA: San Antonio TX (566)
Tandem: SNANTXCA03T
Detailed Switch Info
Thousands block for 830-745
830-745-2TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)2154KOSCIUSKOKSCSTXXARS0N/APrefix Type: RBOC
Switch Name: KOSCIUSKO
Switch Type: NTDMSREM
LATA: San Antonio TX (566)
Tandem: SNANTXCA03T
Detailed Switch Info
830-745-9TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)2154KOSCIUSKOKSCSTXXARS0N/APrefix Type: RBOC
Switch Name: KOSCIUSKO
Switch Type: NTDMSREM
LATA: San Antonio TX (566)
Tandem: SNANTXCA03T
Detailed Switch Info
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