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: 456

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
228-456 A Biloxi MS BILXMSED0MD  5463 NETWORK TELEPHONE CORPORATION - MS 484      
228-456 0 Biloxi MS BILXMSED0MD  5463 NETWORK TELEPHONE CORPORATION - MS 484      
228-456 1 Biloxi MS GLPTMSATX4X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484   2020-10-17   
228-456 2 Biloxi MS GLPTMSATX4X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484   2020-10-17   
228-456 3 Biloxi MS GLPTMS54X6X  4886 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MS 484   2006-12-06   
228-456 4 Biloxi MS BILXMSEDXJX  719E ONVOY, LLC - MS 484   2020-08-26   
228-456 5 Biloxi MS GLPTMSATX4X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484   2020-10-17   
228-456 6 Biloxi MS GLPTMSATX4X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484   2020-10-17   
228-456 7 Biloxi MS GLPTMSATX4X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484   2022-01-01   
228-456 8 Biloxi MS GLPTMSATX4X  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 484   2022-01-01   
228-456 9 Biloxi MS BILXMSED0MD  5463 NETWORK TELEPHONE CORPORATION - MS 484      

Last updated: Fri, 13 May 2022 22:16:13 UTC

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