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: 272

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-272 A Heidenheimer TX WACOTX01XIX  903C ONVOY, LLC - TX 556      
254-272 0 Heidenheimer TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2017-06-04   
254-272 1 Heidenheimer TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2021-06-03   
254-272 2 Heidenheimer TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2019-10-30   
254-272 3 Heidenheimer TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2019-10-30   
254-272 4 Heidenheimer TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2020-08-13   
254-272 5 Heidenheimer TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2020-08-13   
254-272 6 Heidenheimer TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2020-08-13   
254-272 7 Heidenheimer TX WACOTXEY6MD  516J TON80 COMMUNICATIONS, LLC 556   2022-02-03   
254-272 8 Heidenheimer TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2021-01-30   
254-272 9 Heidenheimer TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2021-01-30   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.