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.

Oakland: Alameda DA, CA

<< 1 2 3 4 5 6 7 8 9 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
510-871 A HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
510-871 0 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-09-11   
510-871 1 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-05-29   
510-871 2 OKLDCA03XOY  394L COMCAST PHONE OF CALIFORNIA, LLC 722   2017-03-28   
510-871 3 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-10-04   
510-871 4 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-10-04   
510-871 5 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-10-04   
510-871 6 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-10-04   
510-871 7 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-03-02   
510-871 8 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2017-02-13   
510-871 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-03-23   
510-872 A OKLECAZV1MD  5562 METROPCS, INC. 722      
510-872 0 OKLECAZV1MD  5562 METROPCS, INC. 722      
510-872 1 OKLECAZV1MD  5562 METROPCS, INC. 722      
510-872 2 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2010-04-02   
510-872 3 OKLECAZV1MD  5562 METROPCS, INC. 722      
510-872 4 OKLECAZV1MD  5562 METROPCS, INC. 722      
510-872 5 OKLECAZV1MD  5562 METROPCS, INC. 722      
510-872 6 OKLECAZV1MD  5562 METROPCS, INC. 722      
510-872 7 OKLECAZV1MD  5562 METROPCS, INC. 722      
510-872 8 OKLECAZV1MD  5562 METROPCS, INC. 722      
510-872 9 OKLECAZV1MD  5562 METROPCS, INC. 722      
510-905 A OKLECAZV1MD  5562 METROPCS, INC. 722      
510-905 0 SNJUCACL3MD  073H TELNYX LLC 722   2018-12-06   
510-905 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2018-12-23   
510-905 2 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2018-12-23   
510-905 3 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-02-11   
510-905 4 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-02-11   
510-905 5 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-02-11   
510-905 6 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-02-11   
510-905 7 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-02-11   
510-905 8 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-02-11   
510-905 9 OKLECAZV1MD  5562 METROPCS, INC. 722   2018-11-08   
510-906 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-906 0 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2016-08-27   
510-906 1 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2016-08-27   
510-906 2 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2016-09-22   
510-906 3 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-08-14   
510-906 4 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-08-14   
510-906 5 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2017-01-09   
510-906 6 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2017-01-09   
510-906 7 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-03-02   
510-906 8 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2016-10-08   
510-906 9   515J IP HORIZON LLC 722   2016-09-14   
510-956 A SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
510-956 0 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-03-18   
510-956 1 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-03-18   
510-956 2 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-03-18   
510-956 3 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-03-18   
510-956 4 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-03-18   

<< 1 2 3 4 5 6 7 8 9 >>

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.