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: 203

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
228-203 A Gulfport MS GLPTMSTSBMD  732J NUSO, LLC 484      
228-203 0 Gulfport MS BILXMSEDXOY  624H ONVOY SPECTRUM, LLC 484   2023-04-24   
228-203 1 Gulfport MS GLPTMSTSBMD  732J NUSO, LLC 484   2022-12-04   
228-203 2 Gulfport MS BILXMSEDXJX  719E ONVOY, LLC - MS 484   2023-03-25   
228-203 3 Gulfport MS BILXMSEDXJX  719E ONVOY, LLC - MS 484   2024-02-19   
228-203 4 Gulfport MS GLPTMSTSBMD  732J NUSO, LLC 484   2023-12-31   
228-203 5 Gulfport MS GLPTMSTSBMD  732J NUSO, LLC 484   2023-12-31   
228-203 6 Gulfport MS BILXMSEDXJX  719E ONVOY, LLC - MS 484   2024-02-19   
228-203 7 Gulfport MS BILXMSEDXJX  719E ONVOY, LLC - MS 484   2024-02-19   
228-203 8 Gulfport MS BILXMSEDXJX  719E ONVOY, LLC - MS 484   2024-02-19   
228-203 9 Gulfport MS BILXMSEDXJX  719E ONVOY, LLC - MS 484   2024-02-19   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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