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: 279

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
228-279 A Gulfport MS BILXMSATIMD  490J DISH WIRELESS, LLC 484      
228-279 0 Gulfport MS BILXMSEDX9Y  073H TELNYX LLC 484   2023-07-03   
228-279 1 Gulfport MS BILXMSEDX9Y  073H TELNYX LLC 484   2023-07-03   
228-279 5 Gulfport MS   490J DISH WIRELESS, LLC 484   2026-01-08   
228-279 6 Gulfport MS   490J DISH WIRELESS, LLC 484   2025-10-30   
228-279 7 Gulfport MS   490J DISH WIRELESS, LLC 484   2025-08-15   
228-279 9 Gulfport MS BILXMSATIMD  490J DISH WIRELESS, LLC 484   2022-03-04   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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