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.

Switch: FRMTCAEDDS2

<< 1 2 3 4 5 6 7 8

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
925-659 3 Bishop Ranch CA 7262 XO CALIFORNIA, INC. 722   2006-05-29   
925-884 5 Bishop Ranch CA 7262 XO CALIFORNIA, INC. 722   2005-06-13   
925-884 6 Bishop Ranch CA 7262 XO CALIFORNIA, INC. 722   2005-06-13   
925-913 4 Bishop Ranch CA 7262 XO CALIFORNIA, INC. 722   2010-01-31   
925-913 6 Bishop Ranch CA 7262 XO CALIFORNIA, INC. 722   2010-01-31   
925-913 7 Bishop Ranch CA 7262 XO CALIFORNIA, INC. 722   2006-10-09   
925-952 7 Walnut Creek CA 7262 XO CALIFORNIA, INC. 722   2006-10-09   
925-954 6 Walnut Creek CA 7262 XO CALIFORNIA, INC. 722   2010-07-16   

<< 1 2 3 4 5 6 7 8

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.