Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
661-372 5 Delano CA 6529 T-MOBILE USA, INC. 734   2021-09-11   
661-372 6 Delano CA 6529 T-MOBILE USA, INC. 734   2015-02-20   
661-372 8 Delano CA 6529 T-MOBILE USA, INC. 734   2015-01-26   
661-372 9 Delano CA 6529 T-MOBILE USA, INC. 734   2014-06-09   
661-374 9 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2008-09-04   
661-375 1 Delano CA 6529 T-MOBILE USA, INC. 734   2012-07-11   
661-375 2 Delano CA 5562 METROPCS, INC. 734   2012-07-11   
661-375 4 Delano CA 5562 METROPCS, INC. 734   2010-01-29   
661-375 6 Delano CA 5562 METROPCS, INC. 734   2011-10-15   
661-375 8 Delano CA 6529 T-MOBILE USA, INC. 734   2009-03-22   
661-376 1 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2008-11-15   
661-376 2 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2008-11-15   
661-376 3 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2008-11-15   
661-376 4 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2008-11-15   
661-376 5 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2008-11-15   
661-376 6 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2008-11-15   
661-376 7 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2008-11-15   
661-376 8 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2008-11-15   
661-376 9 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2010-02-05   
661-377 4 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2012-07-24   
661-377 5 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2012-07-24   
661-377 6 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2012-07-24   
661-379 1 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2010-04-05   
661-379 2 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2010-01-23   
661-379 3 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2010-01-23   
661-379 4 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2010-01-23   
661-379 5 Bakersfield: Main DA CA 6529 T-MOBILE USA, INC. 734   2010-07-21   
661-379 9 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2010-02-05   
661-380 0 Bakersfield: Main DA CA 6529 T-MOBILE USA, INC. 734   2010-01-12   
661-380 2 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2010-04-05   
661-380 5 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2011-03-14   
661-380 6 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2010-02-05   
661-380 8 Bakersfield: Main DA CA 6529 T-MOBILE USA, INC. 734   2010-09-10   
661-380 9 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2011-03-28   
661-384 0 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2015-01-16   
661-384 1 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2015-01-16   
661-384 3 Bakersfield: Main DA CA 6529 T-MOBILE USA, INC. 734   2015-02-13   
661-384 4 Bakersfield: Main DA CA 6529 T-MOBILE USA, INC. 734   2015-02-13   
661-384 5 Bakersfield: Main DA CA 6529 T-MOBILE USA, INC. 734   2015-02-13   
661-384 9 Bakersfield: Main DA CA 5562 METROPCS, INC. 734   2014-12-29   
661-387 4 Bakersfield: North DA CA 5562 METROPCS, INC. 734   2006-04-07   
661-390 0 Arvin CA 6529 T-MOBILE USA, INC. 734   2009-07-10   
661-390 1 Arvin CA 6529 T-MOBILE USA, INC. 734   2013-09-12   
661-390 2 Arvin CA 6529 T-MOBILE USA, INC. 734   2014-11-23   
661-390 3 Arvin CA 6529 T-MOBILE USA, INC. 734   2011-01-03   
661-390 5 Arvin CA 6529 T-MOBILE USA, INC. 734   2014-11-23   
661-390 6 Arvin CA 6529 T-MOBILE USA, INC. 734   2012-07-23   
661-390 7 Arvin CA 6529 T-MOBILE USA, INC. 734   2024-09-15   
661-390 8 Arvin CA 6529 T-MOBILE USA, INC. 734   2010-09-02   
661-394 0 Bakersfield: Main DA CA 6529 T-MOBILE USA, INC. 734   2007-11-02   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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