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.

Imperial, CA

<< 1 2

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
760-545 2   515J IP HORIZON LLC 732   2003-10-13   
760-545 3 SNDICAETDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732   2011-11-01   
760-545 4 SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2005-03-21   
760-545 5 SNDGCA02XIZ  981E BANDWIDTH.COM CLEC, LLC - CA 732   2010-09-19   
760-545 6 SNDGCA07DS1  7421 AT&T - LOCAL 732      
760-545 7 SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2006-01-14   
760-545 8 SNDGCA02XIZ  981E BANDWIDTH.COM CLEC, LLC - CA 732   2010-03-04   
760-545 9 SNDJCA05DS3  7262 XO CALIFORNIA, INC. 732   2006-03-31   
760-919 A SNDGCA0284Z  4733 PAETEC COMMUNICATIONS, INC. - CA 732      
760-919 0 SNDGCA02X5Z  9262 UTILITY TELECOM GROUP, LLC - CA 732   2012-03-29   
760-919 1 SNDGCA0284Z  4733 PAETEC COMMUNICATIONS, INC. - CA 732   2012-03-15   
760-919 2 SNDGCA02XIZ  981E BANDWIDTH.COM CLEC, LLC - CA 732   2012-12-29   
760-919 3 SNDGCA02XSZ  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 732   2013-03-28   
760-919 4 SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2013-03-18   
760-919 5 SNDGCA02XIZ  981E BANDWIDTH.COM CLEC, LLC - CA 732   2015-11-05   
760-919 6 SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2013-03-24   
760-919 7 SNDGCA0239Z  508J CENTURYLINK COMMUNICATIONS, LLC 732   2014-07-09   
760-919 8 SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2016-03-07   
760-919 9 SNDKCA882MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 732   2012-03-31   

<< 1 2

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.