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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
541-475ORQWEST CORPORATION9638MADRASMDRSOR52DS000/00/0000Prefix Type: RBOC
Switch Name: MADRAS
Switch Type: Northern Telecom DMS10 (Digital)
LATA: Portland OR (672)
Tandem: RDMDOR01C9T
Detailed Switch Info
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