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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
269-323MIMICHIGAN BELL TEL CO (AT&T)9323KALAMAZOOPRTGMILKDS000/00/0000Prefix Type: RBOC
Switch Name: PORTAGE LAKE
Switch Type: EWSD
LATA: Grand Rapids MI (348)
Tandem: GDRPMIBL10T
Detailed Switch Info
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