Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 231 [Rate centres in NPA 231] [Dial plan for NPA 231]

NXX: 290

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-290 A Indian River MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-290 0 Indian River MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-290 1 Indian River MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-290 2 Indian River MI GDRPMIBL36Z  624H ONVOY SPECTRUM, LLC 348   2021-06-19   
231-290 3 Indian River MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-290 4 Indian River MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-290 5 Indian River MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2012-06-01   
231-290 6 Indian River MI BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2015-12-22   
231-290 7 Indian River MI   279B CLEAR RATE COMMUNICATIONS, INC. - MI 348   2012-02-28   
231-290 8 Indian River MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2013-03-18   
231-290 9 Indian River MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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