Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
228-223 A Gulfport MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-229 A Biloxi MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-238 A Ocean Springs MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-243 A Biloxi MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-276 A Biloxi MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-278 A Ocean Springs MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-293 A Biloxi MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484   2024-05-17   
228-301 A Biloxi MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484   2025-02-08   
228-324 A Biloxi MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-326 A Biloxi MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-327 A Ocean Springs MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-331 A Biloxi MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484   2025-01-23   
228-332 A Pass Christian MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-342 A Bay St Louis MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-344 A Bay St Louis MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-465 A Biloxi MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-596 A Gulfport MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-623 A Pascagoula MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-627 A Pascagoula MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-731 A Gulfport MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      
228-806 A Biloxi MS 6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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