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: 903

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-903 A Standish MI SGNWMIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-903 3 Standish MI SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2020-11-21   
989-903 4 Standish MI SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2020-11-21   
989-903 5 Standish MI SGNWMIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-903 7 Standish MI SGNWMIFAXCY  508J CENTURYLINK COMMUNICATIONS, LLC 344   2015-05-06   
989-903 9 Standish MI SGNWMIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2011-11-07   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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