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.

Switch: ABLNTXORDS4

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
325-256 A Sweetwater TX 4913 NTS COMMUNICATIONS, INC. 550   2010-03-21   
325-788 A Abilene TX 4913 NTS COMMUNICATIONS, INC. 550   2004-10-08   

Last updated: Wed, 01 Apr 2020 02:09:16 UTC

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