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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
616-495MIUSA MOBILITY WIRELESS, INC. (Spok, Inc)6630GRAND RPDSGDRPMIBL44Z00/00/0000Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Grand Rapids MI (348)
Tandem: N/A
Detailed Switch Info
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