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: 909 [Rate centres in NPA 909] [Dial plan for NPA 909]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
909-542 A Claremont-San Dimas CA POMNCAAADS0  8322 MPOWER COMMUNICATIONS CORP - CA 730      
909-542 0 Claremont-San Dimas CA   8322 MPOWER COMMUNICATIONS CORP - CA 730      
909-542 1 Claremont-San Dimas CA   8322 MPOWER COMMUNICATIONS CORP - CA 730      
909-542 2 Claremont-San Dimas CA   8322 MPOWER COMMUNICATIONS CORP - CA 730      
909-542 3 Claremont-San Dimas CA   4733 PAETEC COMMUNICATIONS, INC. - CA 730   2006-12-19   
909-542 4 Claremont-San Dimas CA   6664 SPRINT SPECTRUM L.P. 730   2007-10-30   
909-542 5 Claremont-San Dimas CA   6664 SPRINT SPECTRUM L.P. 730   2007-10-30   
909-542 6 Claremont-San Dimas CA   8322 MPOWER COMMUNICATIONS CORP - CA 730      
909-542 7 Claremont-San Dimas CA   6664 SPRINT SPECTRUM L.P. 730   2007-10-30   
909-542 8 Claremont-San Dimas CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2008-11-23   
909-542 9 Claremont-San Dimas CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2012-04-06   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.