Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
231-220 5 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2006-03-03   
231-260 3 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2018-10-18   
231-288 A Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-288 0 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2005-11-04   
231-288 2 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2007-11-29   
231-288 3 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2006-09-22   
231-288 4 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2006-10-17   
231-288 5 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2006-10-17   
231-288 6 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2007-01-19   
231-288 7 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2007-01-19   
231-288 8 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2007-06-21   
231-288 9 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2007-06-21   
231-327 A Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-327 0 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-327 1 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-327 2 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-327 3 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-327 5 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-327 6 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-327 7 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-327 9 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-329 A Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-376 0 Twin Lake MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2024-12-09   
231-404 A Stanwood MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-404 0 Stanwood MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-425 1 Ludington MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2025-09-26   
231-428 0 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2023-10-01   
231-428 7 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2026-03-09   
231-450 A Hesperia MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-450 0 Hesperia MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2005-03-16   
231-450 2 Hesperia MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2008-10-18   
231-450 3 Hesperia MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2009-11-03   
231-450 4 Hesperia MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2011-05-26   
231-457 3 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2008-01-13   
231-469 A Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2026-05-03   
231-469 9 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2026-05-03   
231-531 0 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2019-09-19   
231-531 1 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2019-10-22   
231-531 2 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2019-10-22   
231-563 A Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-563 3 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2006-06-15   
231-563 7 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2023-10-01   
231-571 0 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2005-04-02   
231-571 2 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2004-10-17   
231-571 3 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2004-10-17   
231-571 5 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2005-04-02   
231-571 6 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2005-04-02   
231-594 0 Hart MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2023-06-04   
231-594 9 Hart MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2025-10-06   
231-672 5 Muskegon MI 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2008-03-07   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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