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: 415 [Rate centres in NPA 415] [Dial plan for NPA 415]

NXX: 612

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
415-612 A Ignacio CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
415-612 0 Ignacio CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
415-612 1 Ignacio CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-28   
415-612 2 Ignacio CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-28   
415-612 3 Ignacio CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2012-12-31   
415-612 4 Ignacio CA SNFCCA01XGX  516C AT&T CORP. 722   2008-08-29   
415-612 5 Ignacio CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2012-12-31   
415-612 6 Ignacio CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2011-09-15   
415-612 7 Ignacio CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-04-07   
415-612 8 Ignacio CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-06-15   
415-612 9 Ignacio CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-06-15   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.