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: 531

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
256-531 A Cullman AL HNVIAL18X4X  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 477      
256-531 0 Cullman AL HNVIAL03CM4  6744 SOUTHERN COMMUNICATIONS SERVICES, INC. 477      
256-531 1 Cullman AL HNVIALODAMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2020-01-17   
256-531 2 Cullman AL HNVIAL18X4X  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 477   2004-02-10   
256-531 3 Cullman AL HNVIAL18X4X  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 477   2004-06-01   
256-531 4 Cullman AL HNVIAL18X4X  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 477   2004-11-06   
256-531 5 Cullman AL HNVIAL18X4X  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 477   2004-11-06   
256-531 6 Cullman AL HNVIAL18X4X  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 477   2005-02-07   
256-531 7 Cullman AL HNVIAL18X4X  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 477   2006-08-05   
256-531 8 Cullman AL HNVIAL18X4X  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 477   2008-01-26   
256-531 9 Cullman AL HNVIALUNXIX  072F BANDWIDTH.COM CLEC, LLC - AL 477   2014-04-08   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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