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]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
415-507 5 San Rafael CA   9740 PACIFIC BELL 722      
415-507 6 San Rafael CA   9740 PACIFIC BELL 722      
415-507 7 San Rafael CA   9740 PACIFIC BELL 722      
415-507 8 San Rafael CA   9740 PACIFIC BELL 722      
415-507 9 San Rafael CA   9740 PACIFIC BELL 722      
415-508 A San Francisco: Juniper DA CA SNFCCA17DS0  9740 PACIFIC BELL 722      
415-508 0 San Francisco: Juniper DA CA SNFCCA17DS0  9740 PACIFIC BELL 722      
415-508 1 San Francisco: Juniper DA CA SNFCCA17DS0  9740 PACIFIC BELL 722      
415-508 2 San Francisco: Juniper DA CA SNFCCA17DS0  9740 PACIFIC BELL 722      
415-508 3 San Francisco: Juniper DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-03-18   
415-508 4 San Francisco: Juniper DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2004-09-28   
415-508 5 San Francisco: Juniper DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-03-18   
415-508 6 San Francisco: Juniper DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2006-08-21   
415-508 7 San Francisco: Juniper DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-02-26   
415-508 8 San Francisco: Juniper DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-02-26   
415-508 9 San Francisco: Juniper DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2010-12-23   
415-509 A San Francisco: Central DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
415-510 A San Francisco: Central DA CA OKLDCAEBDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 722      
415-510 0 San Francisco: Central DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-03-06   
415-510 1 San Francisco: Central DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-03-06   
415-510 2 San Francisco: Central DA CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2015-03-14   
415-510 3 San Francisco: Central DA CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2015-01-30   
415-510 4 San Francisco: Central DA CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2015-01-30   
415-510 5 San Francisco: Central DA CA OKLDCAEBDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 722   2015-01-22   
415-510 6 San Francisco: Central DA CA OKLDCAEBDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 722   2015-02-01   
415-510 7 San Francisco: Central DA CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2015-03-16   
415-510 8 San Francisco: Central DA CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2015-03-16   
415-510 9 San Francisco: Central DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-03-06   
415-512 A San Francisco: Central DA CA SNFCCA21DS1  9740 PACIFIC BELL 722      
415-513 A San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
415-513 0 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2010-01-23   
415-513 1 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2003-08-23   
415-513 2 San Francisco: Central DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-03-31   
415-513 3 San Francisco: Central DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-03-31   
415-513 4 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-06-09   
415-513 5 San Francisco: Central DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-06-09   
415-513 6 San Francisco: Central DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2005-05-09   
415-513 7 San Francisco: Central DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2005-05-09   
415-513 8 San Francisco: Central DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2005-05-09   
415-513 9 San Francisco: Central DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2005-05-09   
415-514 A San Francisco: Montrose-Evergreen DA CA SNFCCA64DS0  9740 PACIFIC BELL 722      
415-515 A San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
415-516 A San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
415-517 A San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
415-518 A San Francisco: Central DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
415-519 A San Francisco: Central DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
415-520 A San Francisco: Central DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-521 A San Rafael CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
415-521 0 San Rafael CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2013-04-04   
415-521 1 San Rafael CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2013-12-28   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 >>

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.