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: 680

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
256-680 A Gadsden AL BRHMAL41DS0  7469 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AL 476      
256-680 0 Gadsden AL   490J DISH WIRELESS, LLC 476   2022-12-15   
256-680 1 Gadsden AL   624H ONVOY SPECTRUM, LLC 476   2023-06-23   
256-680 2 Gadsden AL   624H ONVOY SPECTRUM, LLC 476   2024-05-21   
256-680 3 Gadsden AL   7469 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AL 476   2007-02-01   
256-680 4 Gadsden AL   604E ONVOY, LLC - AL 476   2021-09-12   
256-680 5 Gadsden AL   604E ONVOY, LLC - AL 476   2021-09-12   
256-680 6 Gadsden AL   604E ONVOY, LLC - AL 476   2024-08-07   
256-680 7 Gadsden AL   604E ONVOY, LLC - AL 476   2016-07-05   
256-680 8 Gadsden AL   604E ONVOY, LLC - AL 476   2016-07-05   
256-680 9 Gadsden AL   604E ONVOY, LLC - AL 476   2016-07-05   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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