Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 251 [Rate centres in NPA 251] [Dial plan for NPA 251]

NXX: 257

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
251-257 A Belle Fontaine AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480      
251-257 0 Belle Fontaine AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2016-04-17   
251-257 1 Belle Fontaine AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2016-04-17   
251-257 2 Belle Fontaine AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2018-09-26   
251-257 3 Belle Fontaine AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2018-09-26   
251-257 4 Belle Fontaine AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2018-12-31   
251-257 5 Belle Fontaine AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2018-12-31   
251-257 6 Belle Fontaine AL MOBLALIHG02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 480   2019-02-01   
251-257 7 Belle Fontaine AL MOBLALAZX6Z  604E ONVOY, LLC - AL 480   2019-03-09   
251-257 8 Belle Fontaine AL MOBLALIHG02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 480   2018-09-17   
251-257 9 Belle Fontaine AL MOBLALIHG02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 480   2018-01-05   

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

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