Local Calling Guide

Area code/prefix search

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

NXX: 554

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-554 A Midland MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2025-10-13   
989-554 0 Midland MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2026-01-09   
989-554 1 Midland MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2026-01-09   
989-554 3 Midland MI   321J HD CARRIER LLC 344   2026-03-08   
989-554 6 Midland MI   321J HD CARRIER LLC 344   2026-03-08   
989-554 7 Midland MI   321J HD CARRIER LLC 344   2026-03-08   
989-554 8 Midland MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2025-12-05   
989-554 9 Midland MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2025-10-13   

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

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