Local Calling Guide

Area code/prefix search

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

NXX: 298

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-298 A Saginaw MI SGNWMIFADS0  9323 MICHIGAN BELL TEL CO 344      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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