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: 350

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
707-350 A Lower Lake CA CRCYCAAO1MD  6261 UNITED STATES CELLULAR - CA 722      
707-350 0 Lower Lake CA CRCYCAAO1MD  6261 UNITED STATES CELLULAR - CA 722      
707-350 1 Lower Lake CA CRCYCAAO1MD  6261 UNITED STATES CELLULAR - CA 722      
707-350 2 Lower Lake CA CRCYCAAO1MD  6261 UNITED STATES CELLULAR - CA 722      
707-350 3 Lower Lake CA CRCYCAAO1MD  6261 UNITED STATES CELLULAR - CA 722      
707-350 4 Lower Lake CA CRCYCAAO1MD  6261 UNITED STATES CELLULAR - CA 722      
707-350 5 Lower Lake CA CRCYCAAO1MD  6261 UNITED STATES CELLULAR - CA 722      
707-350 6 Lower Lake CA CRCYCAAO1MD  6261 UNITED STATES CELLULAR - CA 722      
707-350 7 Lower Lake CA CRCYCAAO1MD  6261 UNITED STATES CELLULAR - CA 722      
707-350 8 Lower Lake CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
707-350 9 Lower Lake CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.