Local Calling Guide

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

NXX: 543

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-543 A Saginaw MI   700J WAVENATION, LLC 344   2026-03-06   
989-543 0 Saginaw MI   700J WAVENATION, LLC 344   2026-03-06   
989-543 8 Saginaw MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2026-04-20   
989-543 9 Saginaw MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2026-04-20   

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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