Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 256 [Rate centres in NPA 256] [Dial plan for NPA 256]

NXX: 346

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
256-346 A Childersburg AL BRHMALHWX8X  8271 TELEPORT COMMUNICATIONS AMERICA, LLC - AL 476      
256-346 0 Childersburg AL BRHMALHRDS1  476H AIRUS, INC. - AL 476      
256-346 1 Childersburg AL BRHMALMT41Z  072F BANDWIDTH.COM CLEC, LLC - AL 476      
256-346 2 Childersburg AL BRHMALMT88Z  516C AT&T CORP. 476      
256-346 3 Childersburg AL BRHNALWN0MD  349D CHARTER FIBERLINK - ALABAMA, LLC - AL 476      
256-346 4 Childersburg AL BRHMAL16X8X  5255 LEVEL 3 COMMUNICATIONS, LLC - AL 476      
256-346 5 Childersburg AL BRHMALMT41Z  072F BANDWIDTH.COM CLEC, LLC - AL 476      
256-346 6 Childersburg AL BRHMALMT41Z  072F BANDWIDTH.COM CLEC, LLC - AL 476      
256-346 7 Childersburg AL   829J PAETEC ITEL, LLC 476      
256-346 8 Childersburg AL BRHMALMT41Z  072F BANDWIDTH.COM CLEC, LLC - AL 476      
256-346 9 Childersburg AL BRHMALHWX8X  8271 TELEPORT COMMUNICATIONS AMERICA, LLC - AL 476      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.