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: 325 [Rate centres in NPA 325] [Dial plan for NPA 325]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
325-757 A Trent TX   1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 550      
325-757 0 Trent TX   0132 AMA COMM., LLC DBA AMA*TECHTEL COMMUNICATIONS-TX 550   2019-03-30   
325-757 1 Trent TX   004F BANDWIDTH.COM CLEC, LLC - TX 550   2019-04-29   
325-757 7 Trent TX   279D BROADVOX-CLEC, LLC - TX 550   2017-03-24   
325-757 8 Trent TX   279D BROADVOX-CLEC, LLC - TX 550   2019-02-03   
325-757 9 Trent TX   1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 550   2016-09-10   

Last updated: Sat, 29 Jun 2019 02:32:58 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.