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: 323

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
256-323 A Huntsville AL HNVIALUNXSY  5562 METROPCS, INC. 477      
256-323 0 Huntsville AL HNVIALUNXSY  5562 METROPCS, INC. 477      
256-323 1 Huntsville AL HNVIALUNXSY  5562 METROPCS, INC. 477      
256-323 2 Huntsville AL HNVIALUNXSY  5562 METROPCS, INC. 477      
256-323 3 Huntsville AL HNVIALUNXSY  7475 POWERTEL BIRMINGHAM LICENSES, INC. 477      
256-323 4 Huntsville AL HNVIALUNXSY  7475 POWERTEL BIRMINGHAM LICENSES, INC. 477      
256-323 5 Huntsville AL HNVIALODAMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2022-12-31   
256-323 6 Huntsville AL HNVIALODAMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2022-12-31   
256-323 7 Huntsville AL HNVIALODAMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2022-12-31   
256-323 8 Huntsville AL HNVIALODAMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2022-12-31   
256-323 9 Huntsville AL HNVIALODAMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2023-10-15   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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