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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
636-947MOSOUTHWESTERN BELL9533ST CHARLESSTCHMO63DSA00/00/0000Prefix Type: RBOC
Switch Name: ST CHARLES
Switch Type: Northern Telecom DMS10S
LATA: St.Louis MO (520)
Tandem: STLSMO2101T
Detailed Switch Info