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: 446

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
415-446 A San Rafael CA SNRFCA11DS0  9740 PACIFIC BELL 722      
415-446 0 San Rafael CA SNRFCA11DS0  9740 PACIFIC BELL 722      
415-446 1 San Rafael CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-05-13   
415-446 2 San Rafael CA SNRFCA11DS0  9740 PACIFIC BELL 722      
415-446 3 San Rafael CA SNRFCA11DS0  9740 PACIFIC BELL 722      
415-446 4 San Rafael CA SNRFCA11DS0  9740 PACIFIC BELL 722      
415-446 5 San Rafael CA SNRFCA11DS0  9740 PACIFIC BELL 722      
415-446 6 San Rafael CA SNRFCA11DS0  9740 PACIFIC BELL 722      
415-446 7 San Rafael CA SNRFCA11DS0  9740 PACIFIC BELL 722      
415-446 8 San Rafael CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-09-25   
415-446 9 San Rafael CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2009-08-10   

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.