Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 989 [Rate centres in NPA 989] [Dial plan for NPA 989]

NXX: 360

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-360 A Hemlock MI SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-360 0 Hemlock MI   145J TERRA NOVA TELECOM INC. 344   2025-07-10   
989-360 1 Hemlock MI   543C ONVOY, LLCV - MI 344   2020-12-25   
989-360 2 Hemlock MI   543C ONVOY, LLCV - MI 344   2020-12-25   
989-360 3 Hemlock MI   624H ONVOY SPECTRUM, LLC 344   2023-05-30   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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