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: 254 [Rate centres in NPA 254] [Dial plan for NPA 254]

NXX: 983

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-983 A Heidenheimer TX HDNHTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 556      
254-983 0 Heidenheimer TX HDNHTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 556      
254-983 1 Heidenheimer TX HDNHTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 556      
254-983 2 Heidenheimer TX HDNHTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 556      
254-983 3 Heidenheimer TX HDNHTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 556      
254-983 4 Heidenheimer TX HDNHTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 556      
254-983 5 Heidenheimer TX HDNHTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 556      
254-983 6 Heidenheimer TX HDNHTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 556      
254-983 7 Heidenheimer TX HDNHTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 556      
254-983 8 Heidenheimer TX WACOTX360MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556      
254-983 9 Heidenheimer TX HDNHTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 556      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.