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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
520-805AZQWEST CORPORATION9636DOUGLASDGLSAZMARS100/00/0000Prefix Type: RBOC
Switch Name: DOUGLAS
Switch Type: Northern Telecom Remote Switching Center
LATA: Tucson AZ (668)
Tandem: TCSNAZMA04T
Detailed Switch Info
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