Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 256 [Rate centres in NPA 256] [Dial plan for NPA 256]

NXX: 863

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
256-863 A Huntsville AL HNVIALUNXAZ  553J WHITESKY COMMUNICATIONS, LLC 477      
256-863 0 Huntsville AL HNVIALUNXSY  7475 POWERTEL BIRMINGHAM LICENSES, INC. 477   2022-03-01   
256-863 2 Huntsville AL HNVIALUNX2Z  624H ONVOY SPECTRUM, LLC 477   2021-11-03   
256-863 3 Huntsville AL HNVIALUNX6X  604E ONVOY, LLC - AL 477   2021-08-19   
256-863 4 Huntsville AL HNVIALUNX2Z  624H ONVOY SPECTRUM, LLC 477   2021-11-03   
256-863 5 Huntsville AL HNVIALODAMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2021-09-19   
256-863 6 Huntsville AL HNVIALODAMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2021-09-19   
256-863 7 Huntsville AL HNVIALODAMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2021-09-19   
256-863 8 Huntsville AL HNVIALUNXSY  7475 POWERTEL BIRMINGHAM LICENSES, INC. 477   2022-02-18   
256-863 9 Huntsville AL HNVIALUNX2Z  624H ONVOY SPECTRUM, LLC 477   2022-06-12   

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

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