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: 712 [Rate centres in NPA 712] [Dial plan for NPA 712]

NXX: 525

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-525 A Silver City IA GLWDIACORS5  9631 QWEST CORPORATION 644      
712-525 0 Silver City IA OMAHNENWXTX  985E BANDWIDTH.COM CLEC, LLC - IA 644   2012-01-12   
712-525 1 Silver City IA GLWDIACORS5  9631 QWEST CORPORATION 644      
712-525 2 Silver City IA OMAKNEYWDS1  423H AIRUS, INC - IA 644   2019-05-23   
712-525 3 Silver City IA OMAHNENWXPX  221F ONVOY, LLC - IA 644   2016-04-14   
712-525 4 Silver City IA OMAHNENWXPX  221F ONVOY, LLC - IA 644   2016-04-14   
712-525 5 Silver City IA OMAHNENWXPX  221F ONVOY, LLC - IA 644   2013-04-04   
712-525 6 Silver City IA OMAHNENWXJX  508J CENTURYLINK COMMUNICATIONS, LLC 644   2015-01-22   
712-525 7 Silver City IA OMAHNENWXPX  221F ONVOY, LLC - IA 644   2008-09-04   
712-525 8 Silver City IA OMAHNENWXPX  221F ONVOY, LLC - IA 644   2015-12-04   
712-525 9 Silver City IA GLWDIACORS5  9631 QWEST CORPORATION 644      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.