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
510-863 2 Oakland: Alameda DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2008-05-26   
510-863 4 Oakland: Alameda DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-02-27   
510-863 5 Oakland: Alameda DA CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-863 6 Oakland: Alameda DA CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-863 8 Oakland: Alameda DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2010-11-20   
510-863 9 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      
510-866 0 Oakland: Fruitvale DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2013-10-28   
510-866 1 Oakland: Fruitvale DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-866 2 Oakland: Fruitvale DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2013-05-28   
510-866 3 Oakland: Fruitvale DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-866 4 Oakland: Fruitvale DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-866 5 Oakland: Fruitvale DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-866 6 Oakland: Fruitvale DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-866 7 Oakland: Fruitvale DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-866 8 Oakland: Fruitvale DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-866 9 Oakland: Fruitvale DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-867 A Oakland: Main-Piedmont DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
510-867 0 Oakland: Main-Piedmont DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
510-867 1 Oakland: Main-Piedmont DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
510-867 2 Oakland: Main-Piedmont DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2012-03-10   
510-867 3 Oakland: Main-Piedmont DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-02-15   
510-867 4 Oakland: Main-Piedmont DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
510-867 5 Oakland: Main-Piedmont DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
510-867 6 Oakland: Main-Piedmont DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-867 7 Oakland: Main-Piedmont DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
510-867 8 Oakland: Main-Piedmont DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
510-867 9 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      
510-868 0 Oakland: Berkeley DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-868 1 Oakland: Berkeley DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-868 2 Oakland: Berkeley DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-868 3 Oakland: Berkeley DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-868 4 Oakland: Berkeley DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-868 5 Oakland: Berkeley DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-868 6 Oakland: Berkeley DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-868 7 Oakland: Berkeley DA CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2021-11-05   
510-868 8 Oakland: Berkeley DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-868 9 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      
510-869 0 Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-869 1 Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-869 2 Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-869 3 Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-869 4 Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-869 5 Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-869 6 Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-869 7 Oakland: Main-Piedmont DA CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2021-06-28   
510-869 8 Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-869 9 Oakland: Main-Piedmont DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2021-08-29   
510-870 A Fremont-Newark: Greenleaf DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-870 0 Fremont-Newark: Greenleaf DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-870 1 Fremont-Newark: Greenleaf DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-870 2 Fremont-Newark: Greenleaf DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-870 3 Fremont-Newark: Greenleaf DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-870 4 Fremont-Newark: Greenleaf DA CA   145J TERRA NOVA TELECOM INC. 722   2021-04-28   
510-870 5 Fremont-Newark: Greenleaf DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-870 6 Fremont-Newark: Greenleaf DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2021-05-19   
510-870 7 Fremont-Newark: Greenleaf DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2021-05-19   
510-870 8 Fremont-Newark: Greenleaf DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
510-870 9 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      
510-871 0 Oakland: Alameda DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-09-11   
510-871 1 Oakland: Alameda DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-05-29   
510-871 2 Oakland: Alameda DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2017-03-28   
510-871 3 Oakland: Alameda DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-10-04   
510-871 4 Oakland: Alameda DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-10-04   
510-871 5 Oakland: Alameda DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-10-04   
510-871 6 Oakland: Alameda DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-10-04   
510-871 7 Oakland: Alameda DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-03-02   
510-871 8 Oakland: Alameda DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2017-02-13   
510-871 9 Oakland: Alameda DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-03-23   
510-872 A Oakland: Alameda DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-872 0 Oakland: Alameda DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-872 1 Oakland: Alameda DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-872 2 Oakland: Alameda DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2010-04-02   
510-872 3 Oakland: Alameda DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-872 4 Oakland: Alameda DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-872 5 Oakland: Alameda DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-872 6 Oakland: Alameda DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-872 7 Oakland: Alameda DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-872 8 Oakland: Alameda DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-872 9 Oakland: Alameda DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
510-873 A Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-873 0 Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-873 1 Oakland: Main-Piedmont DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2022-11-25   
510-873 2 Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-873 3 Oakland: Main-Piedmont DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2022-11-25   
510-873 4 Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-873 5 Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-873 6 Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-873 7 Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-873 8 Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-873 9 Oakland: Main-Piedmont DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2022-11-25   
510-874 A Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-874 0 Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-874 1 Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      
510-874 2 Oakland: Main-Piedmont DA CA OKLDCA03DS2  9740 PACIFIC BELL 722      

<< 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, 27 Apr 2025 12:48:38 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.