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: 707 [Rate centres in NPA 707] [Dial plan for NPA 707]

NXX: 641

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
707-641 A Vallejo CA VLLJCA01DS1  9740 PACIFIC BELL 722      
707-641 0 Vallejo CA VLLJCA01DS1  9740 PACIFIC BELL 722      
707-641 1 Vallejo CA SNFCCA01XGX  516C AT&T CORP. 722   2014-07-21   
707-641 2 Vallejo CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-06-24   
707-641 3 Vallejo CA OKLECAZV1MD  5562 METROPCS, INC. 722   2009-03-23   
707-641 4 Vallejo CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-06-24   
707-641 5 Vallejo CA OKLECAZV1MD  5562 METROPCS, INC. 722   2008-12-21   
707-641 6 Vallejo CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-02-15   
707-641 7 Vallejo CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2023-10-09   
707-641 8 Vallejo CA VLLJCA01DS1  9740 PACIFIC BELL 722      
707-641 9 Vallejo CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2013-12-05   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.