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: 510 [Rate centres in NPA 510] [Dial plan for NPA 510]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
510-908 9 Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-909 A Hayward CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-910 A Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-912 A Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-913 A Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-913 0 Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-913 1 Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-913 2 Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-913 3 Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-913 4 Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-913 5 Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-913 6 Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-913 7 Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-913 8 Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-913 9 Oakland: Main-Piedmont DA CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2016-12-08   
510-914 A Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-915 A Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-916 A Oakland: Trinidad DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
510-916 0 Oakland: Trinidad DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2021-05-06   
510-916 1 Oakland: Trinidad DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2021-05-06   
510-916 2 Oakland: Trinidad DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-05-04   
510-916 3 Oakland: Trinidad DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-05-04   
510-916 4 Oakland: Trinidad DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-05-04   
510-916 5 Oakland: Trinidad DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2021-05-06   
510-916 6 Oakland: Trinidad DA CA   649C ONVOY, LLC - CA 722   2021-10-21   
510-916 7 Oakland: Trinidad DA CA   553J WHITESKY COMMUNICATIONS, LLC 722   2021-10-21   
510-916 8 Oakland: Trinidad DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2021-05-03   
510-916 9 Oakland: Trinidad DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2021-05-03   
510-917 A Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-918 A Oakland: Main-Piedmont DA CA SNFCCA01GT0  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-919 A Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-920 A Oakland: Main-Piedmont DA CA SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722      
510-920 0 Oakland: Main-Piedmont DA CA SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722   2018-05-07   
510-920 1 Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2018-07-23   
510-920 2 Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2019-04-25   
510-920 3 Oakland: Main-Piedmont DA CA SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722   2018-12-31   
510-920 4 Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2019-05-25   
510-920 5 Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2019-06-25   
510-920 6 Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2019-07-25   
510-920 7 Oakland: Main-Piedmont DA CA SNFCCAMMDS0  485E ASTOUND BROADBAND, LLC - CA 722   2019-01-10   
510-920 8 Oakland: Main-Piedmont DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-08-08   
510-920 9 Oakland: Main-Piedmont DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-08-08   
510-921 A Hayward CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
510-921 0 Hayward CA OKLECAZV1MD  5562 METROPCS, INC. 722   2006-06-11   
510-921 1 Hayward CA OKLECAZV1MD  5562 METROPCS, INC. 722   2006-01-17   
510-921 2 Hayward CA OKLECAZV1MD  5562 METROPCS, INC. 722   2006-01-17   
510-921 3 Hayward CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
510-921 4 Hayward CA OKLECAZV1MD  5562 METROPCS, INC. 722   2006-01-19   
510-921 5 Hayward CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
510-921 6 Hayward CA OKLECAZV1MD  5562 METROPCS, INC. 722   2005-12-19   
510-921 7 Hayward CA OKLECAZV1MD  5562 METROPCS, INC. 722   2005-05-20   
510-921 8 Hayward CA OKLECAZV1MD  5562 METROPCS, INC. 722   2005-02-28   
510-921 9 Hayward CA OKLECAZV1MD  5562 METROPCS, INC. 722   2005-11-15   
510-922 A Oakland: Main-Piedmont DA CA OKLDCA11DS0  9740 PACIFIC BELL 722      
510-922 0 Oakland: Main-Piedmont DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-12-13   
510-922 1 Oakland: Main-Piedmont DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2006-12-05   
510-922 2 Oakland: Main-Piedmont DA CA OKLDCA11DS0  9740 PACIFIC BELL 722      
510-922 3 Oakland: Main-Piedmont DA CA OKLDCA11DS0  9740 PACIFIC BELL 722      
510-922 4 Oakland: Main-Piedmont DA CA OKLDCA11DS0  9740 PACIFIC BELL 722      
510-922 5 Oakland: Main-Piedmont DA CA OKLDCA11DS0  9740 PACIFIC BELL 722      
510-922 6 Oakland: Main-Piedmont DA CA OKLDCA11DS0  9740 PACIFIC BELL 722      
510-922 7 Oakland: Main-Piedmont DA CA OKLDCA11DS0  9740 PACIFIC BELL 722      
510-922 8 Oakland: Main-Piedmont DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2006-12-05   
510-922 9 Oakland: Main-Piedmont DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2006-12-05   
510-923 A Oakland: Main-Piedmont DA CA OKLDCA11DS0  9740 PACIFIC BELL 722      
510-924 A Oakland: Trinidad DA CA OKLDCAOL1MD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 722      
510-924 0 Oakland: Trinidad DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2011-04-24   
510-924 1 Oakland: Trinidad DA CA OKLDCAOL1MD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 722      
510-924 3 Oakland: Trinidad DA CA OKLDCAMP1MD  4733 PAETEC COMMUNICATIONS, INC. - CA 722   2009-08-04   
510-924 4 Oakland: Trinidad DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-924 5 Oakland: Trinidad DA CA SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722   2012-12-16   
510-924 6 Oakland: Trinidad DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2009-07-10   
510-924 7 Oakland: Trinidad DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2010-06-21   
510-924 8 Oakland: Trinidad DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2009-12-20   
510-924 9 Oakland: Trinidad DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-925 A Hayward CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
510-925 0 Hayward CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-11-14   
510-925 1 Hayward CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-11-14   
510-925 2 Hayward CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-11-14   
510-925 3 Hayward CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-11-14   
510-925 4 Hayward CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-11-14   
510-925 5 Hayward CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-11-17   
510-925 6 Hayward CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-11-17   
510-925 7 Hayward CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2014-11-17   
510-925 8 Hayward CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2014-11-17   
510-925 9 Hayward CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2014-11-17   
510-926 A Oakland: Berkeley DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-926 0 Oakland: Berkeley DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2007-10-16   
510-926 1 Oakland: Berkeley DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2007-12-16   
510-926 2 Oakland: Berkeley DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2007-03-25   
510-926 3 Oakland: Berkeley DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2008-02-18   
510-926 4 Oakland: Berkeley DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-05-07   
510-926 5 Oakland: Berkeley DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2007-07-13   
510-926 6 Oakland: Berkeley DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-05-07   
510-926 7 Oakland: Berkeley DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2007-09-08   
510-926 8 Oakland: Berkeley DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2007-10-13   
510-926 9 Oakland: Berkeley DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2007-05-25   
510-927 A Oakland: Fruitvale DA CA OKLDCAOL1MD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 722      
510-927 0 Oakland: Fruitvale DA CA OKLECAZV1MD  5562 METROPCS, INC. 722   2005-03-14   
510-927 1 Oakland: Fruitvale DA CA OKLECAZV1MD  5562 METROPCS, INC. 722   2005-03-14   

<< 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 >>

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.