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: 854

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
256-854 A Munford AL BRHMAL16X8X  5255 LEVEL 3 COMMUNICATIONS, LLC - AL 476      
256-854 1 Munford AL   624H ONVOY SPECTRUM, LLC 476   2023-06-23   
256-854 2 Munford AL   5255 LEVEL 3 COMMUNICATIONS, LLC - AL 476   2006-03-27   
256-854 3 Munford AL   604E ONVOY, LLC - AL 476   2021-07-29   
256-854 8 Munford AL   073H TELNYX LLC 476   2017-09-04   
256-854 9 Munford AL   072F BANDWIDTH.COM CLEC, LLC - AL 476   2008-11-30   

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

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