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: 428

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
251-428 A Huxford AL MOBLALAZ17Z  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 480      
251-428 0 Huxford AL   6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 480      
251-428 1 Huxford AL   604E ONVOY, LLC - AL 480   2019-04-13   
251-428 2 Huxford AL   604E ONVOY, LLC - AL 480   2020-07-10   
251-428 3 Huxford AL   604E ONVOY, LLC - AL 480   2020-07-10   
251-428 4 Huxford AL   604E ONVOY, LLC - AL 480   2020-11-19   
251-428 5 Huxford AL   604E ONVOY, LLC - AL 480   2020-11-19   
251-428 6 Huxford AL   604E ONVOY, LLC - AL 480   2021-02-17   
251-428 7 Huxford AL   624H ONVOY SPECTRUM, LLC 480   2021-03-03   
251-428 8 Huxford AL   6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 480      
251-428 9 Huxford AL   6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 480      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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