Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: HNVIAL03CM4

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
256-261 9 Huntsville AL 6744 SOUTHERN COMMUNICATIONS SERVICES, INC. 477      
256-280 5 Decatur AL 6744 SOUTHERN COMMUNICATIONS SERVICES, INC. 477   2007-03-13   
256-320 0 Sheffield AL 6744 SOUTHERN COMMUNICATIONS SERVICES, INC. 477   2004-08-08   
256-460 3 Russellville AL 6744 SOUTHERN COMMUNICATIONS SERVICES, INC. 477   2006-04-28   
256-531 0 Cullman AL 6744 SOUTHERN COMMUNICATIONS SERVICES, INC. 477      
256-647 2 Scottsboro AL 6744 SOUTHERN COMMUNICATIONS SERVICES, INC. 477   2008-12-15   
256-947 A Huntsville AL 6744 SOUTHERN COMMUNICATIONS SERVICES, INC. 477      
256-947 3 Huntsville AL 6744 SOUTHERN COMMUNICATIONS SERVICES, INC. 477      
256-947 8 Huntsville AL 6744 SOUTHERN COMMUNICATIONS SERVICES, INC. 477      

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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