Local Calling Guide

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NPA: 989 [Rate centres in NPA 989] [Dial plan for NPA 989]

NXX: 635

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-635 A Marlette MI MRLTMIXIDS0  0702 BRIGHTSPEED OF MICHIGAN, LLC 344      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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