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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
972-712TXSOUTHWESTERN BELL9533FRISCOFRSCTXESDS000/00/0000Prefix Type: RBOC
Switch Name: Frisco Essex
Switch Type: WECO 5ESS (Digital)
LATA: Dallas TX (552)
Tandem: DLLSTXRI01T
Detailed Switch Info
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