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
415-409 9 San Francisco: Central DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-02-26   
415-410 A San Francisco: Montrose-Evergreen DA CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-410 0 San Francisco: Montrose-Evergreen DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2025-07-27   
415-410 1 San Francisco: Montrose-Evergreen DA CA OKLECAZV1MD  5562 METROPCS, INC. 722   2009-04-10   
415-410 2 San Francisco: Montrose-Evergreen DA CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
415-410 3 San Francisco: Montrose-Evergreen DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2012-06-19   
415-410 4 San Francisco: Montrose-Evergreen DA CA OKLECAZV1MD  5562 METROPCS, INC. 722   2004-07-15   
415-410 5 San Francisco: Montrose-Evergreen DA CA OKLECAZV1MD  5562 METROPCS, INC. 722   2004-07-15   
415-410 6 San Francisco: Montrose-Evergreen DA CA OKLECAZV1MD  5562 METROPCS, INC. 722   2004-07-15   
415-410 7 San Francisco: Montrose-Evergreen DA CA OKLECAZV1MD  5562 METROPCS, INC. 722   2004-07-15   
415-410 8 San Francisco: Montrose-Evergreen DA CA OKLECAZV1MD  5562 METROPCS, INC. 722   2004-07-15   
415-410 9 San Francisco: Montrose-Evergreen DA CA OKLECAZV1MD  5562 METROPCS, INC. 722   2009-04-10   
415-412 A San Francisco: Central DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
415-413 A Corte Madera CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
415-413 0 Corte Madera CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-01-10   
415-413 1 Corte Madera CA   515J IP HORIZON LLC 722   2003-10-12   
415-413 2 Corte Madera CA   515J IP HORIZON LLC 722   2003-10-12   
415-413 3 Corte Madera CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-09-19   
415-413 4 Corte Madera CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2003-08-26   
415-413 5 Corte Madera CA SNJUCACL2MD  197D VONAGE AMERICA LLC 722   2023-10-23   
415-413 6 Corte Madera CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2009-11-09   
415-413 7 Corte Madera CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-02-27   
415-413 8 Corte Madera CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-02-27   
415-413 9 Corte Madera CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2000-10-12   
415-414 A San Francisco: Central DA CA SNFCCA21XUY  6906 AMERICAN MESSAGING SERVICES, LLC 722      
415-415 A Sausalito CA   252F WIDE VOICE, LLC - CA 722   2025-08-22   
415-415 0 Sausalito CA   649C ONVOY, LLC - CA 722   2025-08-25   
415-415 1 Sausalito CA   649C ONVOY, LLC - CA 722   2025-08-25   
415-415 2 Sausalito CA   649C ONVOY, LLC - CA 722   2025-08-25   
415-415 3 Sausalito CA   649C ONVOY, LLC - CA 722   2025-08-25   
415-415 4 Sausalito CA   252F WIDE VOICE, LLC - CA 722   2025-08-22   
415-415 5 Sausalito CA   649C ONVOY, LLC - CA 722   2025-08-25   
415-415 6 Sausalito CA   649C ONVOY, LLC - CA 722   2025-08-25   
415-415 7 Sausalito CA   252F WIDE VOICE, LLC - CA 722   2025-08-22   
415-415 8 Sausalito CA   252F WIDE VOICE, LLC - CA 722   2025-08-22   
415-415 9 Sausalito CA   649C ONVOY, LLC - CA 722   2025-08-25   
415-416 A San Francisco: Central DA CA SNFCCA21XCZ  252F WIDE VOICE, LLC - CA 722      
415-416 0 San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-04-20   
415-416 1 San Francisco: Central DA CA SNFCCA21XCZ  252F WIDE VOICE, LLC - CA 722   2014-01-13   
415-416 2 San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-04-25   
415-416 3 San Francisco: Central DA CA   829J PAETEC ITEL, LLC 722   2014-02-24   
415-416 4 San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-05-20   
415-416 5 San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-05-20   
415-416 6 San Francisco: Central DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2014-01-14   
415-416 7 San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-05-25   
415-416 8 San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-04-16   
415-416 9 San Francisco: Central DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-04-16   
415-417 A San Francisco: Central DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
415-417 0 San Francisco: Central DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2015-06-19   
415-417 1 San Francisco: Central DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2015-06-19   

<< 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: ISP Telecom

Like this site? We accept donations via PayPal.