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]

Block: A

<< 1 2 3 4 5 6 7 8 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
510-810 A Oakland: Alameda DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2024-07-22   
510-812 A Oakland: Berkeley DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-813 A Oakland: Main-Piedmont DA CA SNFCCA01GT0  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-814 A Oakland: Alameda DA CA ALMDCA11DS0  9740 PACIFIC BELL 722      
510-815 A El Sobrante-Pinole CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
510-816 A Oakland: Main-Piedmont DA CA SNFCCA01GT0  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-817 A Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-818 A Fremont-Newark: Main DA CA FRMTCA11DS0  9740 PACIFIC BELL 722      
510-819 A Hayward CA OKLDCA03XKY  624H ONVOY SPECTRUM, LLC 722   2024-08-11   
510-820 A Oakland: Trinidad DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
510-821 A Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-822 A Oakland: Trinidad DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
510-823 A Oakland: Main-Piedmont DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
510-824 A Fremont-Newark: Oliver DA CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-825 A Hayward CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-826 A Hayward CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-827 A Oakland: Main-Piedmont DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-828 A Hayward CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-829 A Richmond CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-830 A Oakland: Main-Piedmont DA CA   515J IP HORIZON LLC 722      
510-831 A Richmond CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
510-832 A Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-833 A Oakland: Berkeley DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
510-834 A Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-835 A Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-836 A Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-837 A Richmond CA OKLDCA03DS5  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
510-838 A Oakland: Fruitvale DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
510-839 A Oakland: Main-Piedmont DA CA OKLDCA03DS4  9740 PACIFIC BELL 722      
510-840 A Oakland: Main-Piedmont DA CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
510-841 A Oakland: Berkeley DA CA BKLYCA01DS1  9740 PACIFIC BELL 722      
510-842 A Oakland: Fruitvale DA CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-843 A Oakland: Berkeley DA CA BKLYCA01DS1  9740 PACIFIC BELL 722      
510-844 A Oakland: Main-Piedmont DA CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-845 A Oakland: Berkeley DA CA BKLYCA01DS0  9740 PACIFIC BELL 722      
510-846 A Oakland: Alameda DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-847 A Oakland: Berkeley DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-848 A Oakland: Berkeley DA CA BKLYCA01DS0  9740 PACIFIC BELL 722      
510-849 A Oakland: Berkeley DA CA BKLYCA01DS1  9740 PACIFIC BELL 722      
510-850 A Oakland: Trinidad DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
510-851 A Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-852 A Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-853 A Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-854 A El Sobrante-Pinole CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
510-855 A Oakland: Main-Piedmont DA CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
510-856 A Hayward CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-857 A Fremont-Newark: Main DA CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-858 A Oakland: Main-Piedmont DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-859 A Oakland: Berkeley DA CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-860 A Richmond CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-861 A Hayward CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-862 A Hayward CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-863 A Oakland: Alameda DA CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-864 A Oakland: Alameda DA CA ALMDCA11DS0  9740 PACIFIC BELL 722      
510-865 A Oakland: Alameda DA CA ALMDCA11DS0  9740 PACIFIC BELL 722      
510-866 A Oakland: Fruitvale DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-867 A Oakland: Main-Piedmont DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
510-868 A Oakland: Berkeley DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-869 A Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-870 A Fremont-Newark: Greenleaf DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-871 A Oakland: Alameda DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-872 A Oakland: Alameda DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-873 A Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-874 A Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-875 A Oakland: Trinidad DA CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-876 A Hayward CA SNFCCA01XGX  516C AT&T CORP. 722      
510-877 A Oakland: Trinidad DA CA HYWRCAMCDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
510-878 A Oakland: Trinidad DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
510-879 A Oakland: Main-Piedmont DA CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
510-880 A Hayward CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-881 A Hayward CA HYWRCA01DS0  9740 PACIFIC BELL 722      
510-882 A Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-883 A Oakland: Berkeley DA CA BKLYCA01DS1  9740 PACIFIC BELL 722      
510-884 A Hayward CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
510-885 A Hayward CA HYWRCA01DS0  9740 PACIFIC BELL 722      
510-886 A Hayward CA HYWRCA01DS0  9740 PACIFIC BELL 722      
510-887 A Hayward CA HYWRCA11DS0  9740 PACIFIC BELL 722      
510-888 A Hayward CA HYWRCA01DS0  9740 PACIFIC BELL 722      
510-889 A Hayward CA HYWRCA01DS0  9740 PACIFIC BELL 722      
510-890 A Richmond CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
510-891 A Oakland: Main-Piedmont DA CA OKLDCA03DS4  9740 PACIFIC BELL 722      
510-892 A Hayward CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-893 A Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-894 A Fremont-Newark: Main DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
510-895 A Oakland: Trinidad DA CA SNLNCA11DS0  9740 PACIFIC BELL 722      
510-896 A Fremont-Newark: Main DA CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
510-897 A Fremont-Newark: Oliver DA CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
510-898 A Oakland: Berkeley DA CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
510-899 A Oakland: Main-Piedmont DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
510-900 A Oakland: Berkeley DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-901 A Hayward CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
510-902 A Fremont-Newark: Main DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2024-01-21   
510-903 A Oakland: Main-Piedmont DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-904 A Oakland: Trinidad DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-905 A Oakland: Alameda DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-906 A Oakland: Alameda DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-907 A Oakland: Main-Piedmont DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-908 A 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      

<< 1 2 3 4 5 6 7 8 >>

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.