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: 431

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-431 A Cass City MI SGNWMIFAXFY  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344      
989-431 4 Cass City MI   624H ONVOY SPECTRUM, LLC 344      
989-431 9 Cass City MI SGNWMIFAXFY  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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