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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
713-977TXSOUTHWESTERN BELL9533HOUSTONHSTNTXSUDS000/00/0000Prefix Type: RBOC
Switch Name: Sunset
Switch Type: WECO 5ESS (Digital)
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
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