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: 475

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-475 A Reagan TX WACOTX01XIX  903C ONVOY, LLC - TX 556      
254-475 0 Reagan TX WACOTX36EMD  073H TELNYX LLC 556   2022-04-09   
254-475 1 Reagan TX WACOTX01X7Y  073H TELNYX LLC 556   2022-09-01   
254-475 2 Reagan TX WACOTXEIKMD  939H COMMIO, LLC 556   2023-10-29   
254-475 3 Reagan TX WACOTXEIKMD  939H COMMIO, LLC 556   2023-10-29   
254-475 4 Reagan TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2021-10-14   
254-475 5 Reagan TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2021-09-12   
254-475 6 Reagan TX WACOTXEIKMD  939H COMMIO, LLC 556   2023-10-29   
254-475 7 Reagan TX WACOTXEY6MD  516J TON80 COMMUNICATIONS, LLC 556   2022-02-05   
254-475 8 Reagan TX WACOTXEIKMD  939H COMMIO, LLC 556   2023-10-29   
254-475 9 Reagan TX WACOTXEIKMD  939H COMMIO, LLC 556   2023-10-29   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.