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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
713-537TXSOUTHWESTERN BELL9533HOUSTONHSTNTXCLDS206/17/2002Prefix Type: RBOC
Switch Name: HOUSTON CLAY
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
Detailed Switch Info
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