Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 228 [Rate centres in NPA 228] [Dial plan for NPA 228]

NXX: 308

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
228-308 A Biloxi MS   597F VOIP INNOVATIONS, LLC 484   2026-09-17   
228-308 0 Biloxi MS   597F VOIP INNOVATIONS, LLC 484   2026-09-17   
228-308 1 Biloxi MS   719E ONVOY, LLC - MS 484   2026-09-18   
228-308 3 Biloxi MS   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484   2026-09-18   
228-308 4 Biloxi MS   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484   2026-09-18   
228-308 5 Biloxi MS   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484   2026-09-18   
228-308 6 Biloxi MS   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484   2026-09-18   
228-308 7 Biloxi MS   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484   2026-09-18   
228-308 8 Biloxi MS   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484   2026-09-18   
228-308 9 Biloxi MS   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484   2026-09-18   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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