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.

San Rafael, CA

1 2 3 4 5 6 7 8 9 10 11 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
415-223 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-223 0 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-223 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-223 2 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-223 3 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-223 4 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-223 5 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-223 6 SNFCCA01DS5  7421 AT&T LOCAL 722   2002-10-27   
415-223 7 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-223 8 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-223 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-226 A SNFCCAMK8MD  8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 722      
415-226 0 FRMTCAEDDS0  7262 XO CALIFORNIA, INC. 722   2004-09-15   
415-226 1 SNFCCAMK8MD  8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 722      
415-226 2 SNFCCAMK8MD  8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 722      
415-226 3 SNFCCAMK8MD  8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 722      
415-226 4 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2010-03-05   
415-226 5 SNFCCAMK8MD  8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 722      
415-226 6 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-06-21   
415-226 7 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2009-12-20   
415-226 8 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2010-07-06   
415-226 9 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-05-07   
415-233 A SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
415-233 0 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2003-10-22   
415-233 1 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2003-10-22   
415-233 2 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2004-01-06   
415-233 3 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2004-01-06   
415-233 4 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
415-233 5 OKLDCA61DMD  6664 SPRINT SPECTRUM L.P. 722   2003-10-21   
415-233 6 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-12-09   
415-233 7 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-12-09   
415-233 8 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2010-12-24   
415-233 9 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2011-04-24   
415-250 A SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
415-256 A SNRFCA01DS0  9740 PACIFIC BELL 722      
415-257 A SNRFCA01DS0  9740 PACIFIC BELL 722      
415-258 A SNRFCA01DS0  9740 PACIFIC BELL 722      
415-259 A SNRFCA01DS0  9740 PACIFIC BELL 722      
415-259 0 SNRFCA01DS0  9740 PACIFIC BELL 722      
415-259 1 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2005-07-09   
415-259 2 SNRFCA01DS0  9740 PACIFIC BELL 722      
415-259 3 SNRFCA01DS0  9740 PACIFIC BELL 722      
415-259 4 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-03-10   
415-259 5 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-03-10   
415-259 6 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-03-10   
415-259 7 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2003-03-03   
415-259 8 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2003-03-03   
415-259 9 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2003-03-03   
415-261 A OKLECAZVGT0  5562 METRO PCS, INC. 722      
415-261 0 OKLECAZVGT0  5562 METRO PCS, INC. 722      

1 2 3 4 5 6 7 8 9 10 11 >>

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.