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: 318

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-318 A Buckholts TX KLLNTXXA0MD  903C ONVOY, LLC - TX 556      
254-318 0 Buckholts TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2017-06-04   
254-318 1 Buckholts TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2021-07-02   
254-318 2 Buckholts TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2019-10-30   
254-318 3 Buckholts TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2019-10-30   
254-318 4 Buckholts TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2020-12-11   
254-318 5 Buckholts TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2020-12-11   
254-318 6 Buckholts TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2021-03-15   
254-318 7 Buckholts TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2021-03-15   
254-318 8 Buckholts TX KLLNTXXA0MD  903C ONVOY, LLC - TX 556   2022-12-15   
254-318 9 Buckholts TX WACOTX01XCY  624H ONVOY SPECTRUM, LLC 556   2021-07-05   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.