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 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
415-300 9 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2010-07-23   
415-302 A HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
415-306 A HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-306 0 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-306 1 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-02-20   
415-306 2 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-02-20   
415-306 3 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2007-02-11   
415-306 4 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-02-20   
415-306 5 OKLDCAMP1MD  4733 PAETEC COMMUNICATIONS, INC. - CA 722   2011-12-20   
415-306 6 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2007-04-11   
415-306 7 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2011-07-14   
415-306 8 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2012-10-24   
415-306 9 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-342 A CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
415-342 0 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
415-342 1 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
415-342 2 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
415-342 3 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
415-342 4 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2003-11-05   
415-342 5 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2003-11-05   
415-342 6 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
415-342 7 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-03-24   
415-342 8 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-03-24   
415-342 9 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-08-18   
415-419 A SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-419 1 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2011-05-07   
415-419 2 SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722   2012-12-22   
415-419 3 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-419 4 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-08-18   
415-419 5 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2007-09-15   
415-419 6 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2008-06-23   
415-419 7 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2008-05-23   
415-419 8 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2012-07-11   
415-419 9 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2012-07-11   
415-444 A SNRFCA11DS0  9740 PACIFIC BELL 722      
415-444 0 SNRFCA11DS0  9740 PACIFIC BELL 722      
415-444 1 SNRFCA11DS0  9740 PACIFIC BELL 722      
415-444 2 SNRFCA11DS0  9740 PACIFIC BELL 722      
415-444 3 SNRFCA11DS0  9740 PACIFIC BELL 722      
415-444 4 SNRFCA11DS0  9740 PACIFIC BELL 722      
415-444 5 SNRFCA11DS0  9740 PACIFIC BELL 722      
415-444 6 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2010-08-06   
415-444 7 SNRFCA11DS0  9740 PACIFIC BELL 722      
415-444 8 SNRFCA11DS0  9740 PACIFIC BELL 722      
415-444 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2007-02-12   
415-446 A SNRFCA11DS0  9740 PACIFIC BELL 722      
415-446 0 SNRFCA11DS0  9740 PACIFIC BELL 722      
415-446 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-05-13   
415-446 2 SNRFCA11DS0  9740 PACIFIC BELL 722      
415-446 3 SNRFCA11DS0  9740 PACIFIC BELL 722      
415-446 4 SNRFCA11DS0  9740 PACIFIC BELL 722      
415-446 5 SNRFCA11DS0  9740 PACIFIC BELL 722      
415-446 6 SNRFCA11DS0  9740 PACIFIC BELL 722      
415-446 7 SNRFCA11DS0  9740 PACIFIC BELL 722      
415-446 8 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-09-25   
415-446 9 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2009-08-10   
415-448 A HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-448 0 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-448 1 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-448 2 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-448 3 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-448 4 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-448 5 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2011-10-01   
415-448 6 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2008-11-20   
415-448 7 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-12-09   
415-448 8 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-448 9 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
415-450 A HYWRCAMCDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
415-450 0 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2006-07-28   
415-450 1 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2009-09-15   
415-450 2 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2005-06-04   
415-450 3 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2005-06-04   
415-450 5 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2008-02-08   
415-450 6 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-28   
415-450 7 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2009-09-15   
415-450 8 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2008-07-04   
415-450 9 HYWRCAMCDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
415-451 A SNRFCA01DS0  9740 PACIFIC BELL 722      
415-453 A SNRFCA01DS0  9740 PACIFIC BELL 722      
415-454 A SNRFCA01DS0  9740 PACIFIC BELL 722      
415-455 A SNRFCA01DS0  9740 PACIFIC BELL 722      
415-455 0 SNRFCA01DS0  9740 PACIFIC BELL 722      
415-455 1 SNRFCA01DS0  9740 PACIFIC BELL 722      
415-455 2 SNRFCA01DS0  9740 PACIFIC BELL 722      
415-455 3 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-02-21   
415-455 4 SNRFCA01DS0  9740 PACIFIC BELL 722      
415-455 5 SNRFCA01DS0  9740 PACIFIC BELL 722      
415-455 6 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-02-21   
415-455 7 SNRFCA01DS0  9740 PACIFIC BELL 722      
415-455 8 SNRFCA01DS0  9740 PACIFIC BELL 722      
415-455 9 SNRFCA01DS0  9740 PACIFIC BELL 722      
415-456 A SNRFCA01DS0  9740 PACIFIC BELL 722      
415-457 A SNRFCA01DS0  9740 PACIFIC BELL 722      
415-458 A SNRFCA01DS0  9740 PACIFIC BELL 722      
415-458 0 SNRFCA01DS0  9740 PACIFIC BELL 722      
415-458 1 SNRFCA01DS0  9740 PACIFIC BELL 722      
415-458 2 SNRFCA01DS0  9740 PACIFIC BELL 722      
415-458 3 SNRFCA01DS0  9740 PACIFIC BELL 722      
415-458 4 SNRFCA01DS0  9740 PACIFIC BELL 722      
415-458 5 SNRFCA01DS0  9740 PACIFIC BELL 722      

<< 1 2 3 4 5 6 7 >>

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.