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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
520-546AZQWEST CORPORATION9636TUCSONTCSNAZRNDS000/00/0000Prefix Type: RBOC
Switch Name: RINCON
Switch Type: Northern Telecom DMS100 (Digital)
LATA: Tucson AZ (668)
Tandem: TCSNAZMA04T
Detailed Switch Info