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.

Bakersfield: South DA, CA

1 2 3 4 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
661-241 A BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734      
661-241 0 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2010-05-03   
661-241 1   515J IP HORIZON LLC 734      
661-241 2   515J IP HORIZON LLC 734      
661-241 3 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2011-06-13   
661-241 4   515J IP HORIZON LLC 734      
661-241 5 BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734   2005-06-18   
661-241 6 BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734   2008-02-17   
661-241 7 BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734   2008-02-17   
661-241 8 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2011-06-13   
661-241 9 BKFDCA11GMD  649C ONVOY, LLC - CA 734   2007-04-30   
661-282 A BKFDCAJADS0  7128 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 734      
661-282 0 BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2012-06-07   
661-282 1 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2011-09-18   
661-282 2 BKFDCAJADS0  7128 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 734      
661-282 3 BKFDCAJADS0  7128 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 734   2007-03-22   
661-282 4 BKFDCAJADS0  7128 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 734   2007-03-22   
661-282 5 BKFDCA01X0X  516C AT&T CORP. 734   2011-08-31   
661-282 6 BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2011-12-04   
661-282 7 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2012-08-11   
661-282 8 BKFECANDGT0  337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734   2012-08-11   
661-282 9 BKFDCAJADS0  7128 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 734      
661-381 A BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-381 0 BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2010-04-15   
661-381 1 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2010-03-04   
661-381 2 BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734   2009-07-23   
661-381 3 BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2012-06-29   
661-381 4 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2010-07-02   
661-381 5 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2010-07-02   
661-381 6 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2010-07-02   
661-381 7 BKFECANDGT0  337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734   2010-09-03   
661-381 8 BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2010-04-15   
661-381 9 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2011-06-13   
661-396 A BKFDCA14DS0  9740 PACIFIC BELL 734      
661-396 0 BKFDCA14DS0  9740 PACIFIC BELL 734      
661-396 1 BKFDCA14DS0  9740 PACIFIC BELL 734      
661-396 2 BKFDCA14DS0  9740 PACIFIC BELL 734      
661-396 3 BKFDCA14DS0  9740 PACIFIC BELL 734      
661-396 4 BKFDCA14DS0  9740 PACIFIC BELL 734      
661-396 5 BKFDCA12X5X  9262 UTILITY TELECOM GROUP, LLC - CA 734   2008-08-29   
661-396 6 BKFDCA14DS0  9740 PACIFIC BELL 734      
661-396 7 BKFDCA14DS0  9740 PACIFIC BELL 734      
661-396 8 BKFDCA14DS0  9740 PACIFIC BELL 734      
661-396 9 BKFDCA14DS0  9740 PACIFIC BELL 734      
661-397 A BKFDCA14DS0  9740 PACIFIC BELL 734      
661-398 A BKFDCA14DS0  9740 PACIFIC BELL 734      
661-412 A BKFDCA01X0X  516C AT&T CORP. 734      
661-412 0 BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734   2008-09-18   
661-412 1 BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2008-09-05   
661-412 2 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2009-01-15   
661-412 3 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2009-01-15   
661-412 4 BKFECANDGT0  337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734   2008-12-19   
661-412 5 BKFDCA19DS0  9740 PACIFIC BELL 734   2008-11-10   
661-412 6 BKFDCA19DS0  9740 PACIFIC BELL 734   2009-02-16   
661-412 7 BKFDCA01X0X  516C AT&T CORP. 734   2008-05-24   
661-412 8 BKFDCA01X0X  516C AT&T CORP. 734   2010-05-27   
661-412 9 BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734   2010-12-25   
661-473 A BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734      
661-473 0 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2013-03-29   
661-473 1 BKFECANDGT0  337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734   2014-04-14   
661-473 2 BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734   2013-04-01   
661-473 3 BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2013-04-25   
661-473 4 BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2013-04-25   
661-473 5 BKFDCA19DS0  9740 PACIFIC BELL 734   2013-10-01   
661-473 6 BKFDCA19DS0  9740 PACIFIC BELL 734   2013-10-01   
661-473 7 BKFDCA12X1X  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 734   2014-04-08   
661-473 8 BKFDCA19DS0  9740 PACIFIC BELL 734   2013-10-01   
661-473 9 BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2014-01-07   
661-484 A BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734      
661-484 0 BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2019-12-14   
661-484 1 BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2019-12-14   
661-484 2 BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2020-04-22   
661-484 3 BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2019-12-14   
661-484 4 BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2020-06-11   
661-484 5 BKFDCA01WMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 734   2020-02-10   
661-484 6 BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734   2020-08-30   
661-484 7 BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2020-07-06   
661-484 8 BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2020-08-10   
661-484 9 BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2020-09-07   
661-491 A BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734      
661-491 0 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2016-09-16   
661-491 1 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2016-09-16   
661-491 2 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2016-09-16   
661-491 3 BKFECANDGT0  337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734   2017-03-12   
661-491 4 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2014-11-13   
661-491 5 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2014-11-13   
661-491 6 BKFDCA11XMD  508J CENTURYLINK COMMUNICATIONS, LLC 734   2015-05-05   
661-491 7 BKFDCA11GMD  649C ONVOY, LLC - CA 734   2014-12-12   
661-491 8 BKFDCA11GMD  649C ONVOY, LLC - CA 734   2014-12-12   
661-491 9 BKFDCA01X0X  516C AT&T CORP. 734   2015-03-21   
661-501 A BKFECANDGT0  337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734      
661-501 0 BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2019-06-05   
661-501 1 BKFECANDGT0  337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734   2018-09-16   
661-501 2 BKFDCAKTDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 734   2018-12-20   
661-501 3 BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2019-07-08   
661-501 4 BKFDCA11GMD  649C ONVOY, LLC - CA 734   2019-02-22   
661-501 5 BKFDCA11GMD  649C ONVOY, LLC - CA 734   2019-02-22   
661-501 6 BKFDCA01WMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 734   2019-02-15   
661-501 7 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2022-11-06   
661-501 8 BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734   2020-07-14   

1 2 3 4 >>

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.