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: 620

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
256-620 A Cullman AL HNVIAL964MD  7421 AT&T - LOCAL 477      
256-620 0 Cullman AL HNVIALODAMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2007-07-10   
256-620 1 Cullman AL HNVIALODAMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2008-02-22   
256-620 2 Cullman AL HNVIAL18X4X  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 477   2014-02-07   
256-620 3 Cullman AL HNVIALODAMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2008-08-25   
256-620 4 Cullman AL HNVIAL03X9Y  5562 METROPCS, INC. 477   2016-07-01   
256-620 5 Cullman AL HNVIALODAMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2009-03-02   
256-620 6 Cullman AL HNVIALODAMD  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2009-03-02   
256-620 7 Cullman AL HNVIAL965MD  348E YMAX COMMUNICATIONS CORP. - AL 477   2008-09-15   
256-620 8 Cullman AL HNVIAL965MD  348E YMAX COMMUNICATIONS CORP. - AL 477   2008-09-15   
256-620 9 Cullman AL HNVIAL964MD  7421 AT&T - LOCAL 477   2004-01-01   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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