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: 333

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
707-333 A Vallejo CA OKLECAZV1MD  5562 METROPCS, INC. 722      
707-333 0 Vallejo CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
707-333 1 Vallejo CA OKLECAZV1MD  5562 METROPCS, INC. 722      
707-333 2 Vallejo CA OKLECAZV1MD  5562 METROPCS, INC. 722      
707-333 3 Vallejo CA OKLECAZV1MD  5562 METROPCS, INC. 722      
707-333 4 Vallejo CA OKLECAZV1MD  5562 METROPCS, INC. 722      
707-333 5 Vallejo CA OKLECAZV1MD  5562 METROPCS, INC. 722      
707-333 6 Vallejo CA OKLECAZV1MD  5562 METROPCS, INC. 722      
707-333 7 Vallejo CA OKLECAZV1MD  5562 METROPCS, INC. 722      
707-333 8 Vallejo CA OKLECAZV1MD  5562 METROPCS, INC. 722      
707-333 9 Vallejo CA OKLECAZV1MD  5562 METROPCS, INC. 722      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.