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: Main DA, CA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
661-348 0   6529 T-MOBILE USA, INC. 734   2007-11-01   
661-348 1   5562 METROPCS, INC. 734   2007-11-01   
661-348 2   5562 METROPCS, INC. 734   2007-11-01   
661-348 3   5562 METROPCS, INC. 734   2007-11-01   
661-348 4   337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734   2007-07-07   
661-348 5   5562 METROPCS, INC. 734   2007-11-01   
661-348 6   5562 METROPCS, INC. 734   2007-11-01   
661-348 7   5562 METROPCS, INC. 734   2007-11-01   
661-348 8   5562 METROPCS, INC. 734   2008-09-04   
661-348 9   6529 T-MOBILE USA, INC. 734   2008-01-20   
661-354 A BKFDCA12X5X  9262 UTILITY TELECOM GROUP, LLC - CA 734      
661-354 0   9262 UTILITY TELECOM GROUP, LLC - CA 734   2017-12-08   
661-354 1   9262 UTILITY TELECOM GROUP, LLC - CA 734   2017-12-08   
661-354 2   9262 UTILITY TELECOM GROUP, LLC - CA 734   2017-12-08   
661-354 3   9262 UTILITY TELECOM GROUP, LLC - CA 734   2017-12-08   
661-354 4   9262 UTILITY TELECOM GROUP, LLC - CA 734   2017-12-08   
661-354 5   9262 UTILITY TELECOM GROUP, LLC - CA 734   2017-12-08   
661-354 6   9262 UTILITY TELECOM GROUP, LLC - CA 734   2017-12-08   
661-354 7   9262 UTILITY TELECOM GROUP, LLC - CA 734      
661-354 8   9262 UTILITY TELECOM GROUP, LLC - CA 734      
661-354 9   9262 UTILITY TELECOM GROUP, LLC - CA 734      
661-363 A BKFDCA11DS0  9740 PACIFIC BELL 734      
661-363 0   9740 PACIFIC BELL 734      
661-363 1   9740 PACIFIC BELL 734      
661-363 2   9740 PACIFIC BELL 734      
661-363 3   6010 NEW CINGULAR WIRELESS PCS, LLC 734   2003-10-19   
661-363 4   9740 PACIFIC BELL 734      
661-363 5   9740 PACIFIC BELL 734      
661-363 6   9740 PACIFIC BELL 734      
661-363 7   9740 PACIFIC BELL 734      
661-363 8   9740 PACIFIC BELL 734      
661-363 9   5562 METROPCS, INC. 734   2012-03-12   
661-364 A BKFDCA11DS0  9740 PACIFIC BELL 734      
661-364 0   9740 PACIFIC BELL 734      
661-364 1   6010 NEW CINGULAR WIRELESS PCS, LLC 734   2003-10-19   
661-364 2   6010 NEW CINGULAR WIRELESS PCS, LLC 734   2007-04-06   
661-364 3   6010 NEW CINGULAR WIRELESS PCS, LLC 734   2003-06-29   
661-364 4   6010 NEW CINGULAR WIRELESS PCS, LLC 734   2007-04-06   
661-364 5   6010 NEW CINGULAR WIRELESS PCS, LLC 734   2003-06-29   
661-364 6   6010 NEW CINGULAR WIRELESS PCS, LLC 734   2005-03-20   
661-364 7   6010 NEW CINGULAR WIRELESS PCS, LLC 734   2003-10-19   
661-364 8   6010 NEW CINGULAR WIRELESS PCS, LLC 734   2005-03-20   
661-364 9   6010 NEW CINGULAR WIRELESS PCS, LLC 734   2005-03-20   
661-366 A BKFDCA11DS0  9740 PACIFIC BELL 734      
661-369 A BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734      
661-369 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2007-11-01   
661-369 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2007-11-01   
661-369 2   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2007-11-01   
661-369 3   5562 METROPCS, INC. 734   2008-02-01   
661-369 4   5562 METROPCS, INC. 734   2008-02-01   
661-369 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2009-10-24   
661-369 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2007-11-01   
661-369 7   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734   2008-02-01   
661-369 8   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734   2008-02-01   
661-369 9   5562 METROPCS, INC. 734   2008-09-04   
661-371 A BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-371 0   5562 METROPCS, INC. 734   2009-02-14   
661-371 1   5562 METROPCS, INC. 734   2009-02-14   
661-371 2   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734   2008-03-08   
661-371 3   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734   2008-03-08   
661-371 4   981E BANDWIDTH.COM CLEC, LLC - CA 734   2012-04-01   
661-371 5   5562 METROPCS, INC. 734   2008-09-04   
661-371 6   5562 METROPCS, INC. 734   2008-09-04   
661-371 7   649C ONVOY, LLC - CA 734   2007-12-17   
661-371 8   6529 T-MOBILE USA, INC. 734   2008-06-01   
661-371 9   5562 METROPCS, INC. 734   2008-06-01   
661-374 A BKFDCA11GMD  649C ONVOY, LLC - CA 734   2025-01-12   
661-374 0   649C ONVOY, LLC - CA 734   2008-02-11   
661-374 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2025-09-10   
661-374 2   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2025-10-16   
661-374 3   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2025-07-03   
661-374 4   337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734   2008-03-24   
661-374 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2025-11-10   
661-374 6   6010 NEW CINGULAR WIRELESS PCS, LLC 734   2025-01-08   
661-374 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2011-09-19   
661-374 8   337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734   2008-06-28   
661-374 9   5562 METROPCS, INC. 734   2008-09-04   
661-376 A BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734      
661-376 0   981E BANDWIDTH.COM CLEC, LLC - CA 734   2008-05-24   
661-376 1   5562 METROPCS, INC. 734   2008-11-15   
661-376 2   5562 METROPCS, INC. 734   2008-11-15   
661-376 3   5562 METROPCS, INC. 734   2008-11-15   
661-376 4   5562 METROPCS, INC. 734   2008-11-15   
661-376 5   5562 METROPCS, INC. 734   2008-11-15   
661-376 6   5562 METROPCS, INC. 734   2008-11-15   
661-376 7   5562 METROPCS, INC. 734   2008-11-15   
661-376 8   5562 METROPCS, INC. 734   2008-11-15   
661-376 9   5562 METROPCS, INC. 734   2010-02-05   
661-377 A BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-377 0   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-377 1   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-377 2   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-377 3   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-377 4   5562 METROPCS, INC. 734   2012-07-24   
661-377 5   5562 METROPCS, INC. 734   2012-07-24   
661-377 6   5562 METROPCS, INC. 734   2012-07-24   
661-377 7   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-377 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2012-08-23   
661-377 9   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-378 A BKFDCA11GMD  649C ONVOY, LLC - CA 734      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 >>

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.