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: 231

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
228-231 A Bay St Louis MS BILXMSEDX2Y  593K MCC TELEPHONY LLC 484      
228-231 0 Bay St Louis MS BILXMSEDXJX  719E ONVOY, LLC - MS 484   2019-04-02   
228-231 1 Bay St Louis MS BILXMSEDX2Y  593K MCC TELEPHONY LLC 484   2012-10-21   
228-231 2 Bay St Louis MS BILXMSEDX2Y  593K MCC TELEPHONY LLC 484   2017-09-16   
228-231 3 Bay St Louis MS BILXMSEDXJX  719E ONVOY, LLC - MS 484   2018-06-03   
228-231 4 Bay St Louis MS BILXMSEDXJX  719E ONVOY, LLC - MS 484   2023-05-06   
228-231 5 Bay St Louis MS BILXMSEDXJX  719E ONVOY, LLC - MS 484   2025-01-06   
228-231 8 Bay St Louis MS BILXMSEDXJX  719E ONVOY, LLC - MS 484   2020-08-26   
228-231 9 Bay St Louis MS BILXMSEDXJX  719E ONVOY, LLC - MS 484   2019-10-30   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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