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: 661 [Rate centres in NPA 661] [Dial plan for NPA 661]

<< 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 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-370 7 Delano CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734   2007-04-15   
661-370 8 Delano CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734   2007-04-15   
661-370 9 Delano CA BKFDCA01VMD  5562 METROPCS, INC. 734   2017-10-14   
661-371 A Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-371 0 Bakersfield: Main DA CA BKFDCA01VMD  5562 METROPCS, INC. 734   2009-02-14   
661-371 1 Bakersfield: Main DA CA BKFDCA01VMD  5562 METROPCS, INC. 734   2009-02-14   
661-371 2 Bakersfield: Main DA CA BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734   2008-03-08   
661-371 3 Bakersfield: Main DA CA BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734   2008-03-08   
661-371 4 Bakersfield: Main DA CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2012-04-01   
661-371 5 Bakersfield: Main DA CA BKFDCA01VMD  5562 METROPCS, INC. 734   2008-09-04   
661-371 6 Bakersfield: Main DA CA BKFDCA01VMD  5562 METROPCS, INC. 734   2008-09-04   
661-371 7 Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734   2007-12-17   
661-371 8 Bakersfield: Main DA CA BKFDCA01VMD  6529 T-MOBILE USA, INC. 734   2008-06-01   
661-371 9 Bakersfield: Main DA CA BKFDCA01VMD  5562 METROPCS, INC. 734   2008-06-01   
661-372 A Delano CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734      
661-372 0 Delano CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2014-06-06   
661-372 1 Delano CA BKFDCA01VMD  5562 METROPCS, INC. 734   2014-06-09   
661-372 2 Delano CA BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2014-06-09   
661-372 3 Delano CA BKFDCA01VMD  5562 METROPCS, INC. 734   2016-04-01   
661-372 4 Delano CA BKFDCA01VMD  5562 METROPCS, INC. 734   2016-12-30   
661-372 5 Delano CA BKFDCA01VMD  6529 T-MOBILE USA, INC. 734   2021-09-11   
661-372 6 Delano CA BKFDCA01VMD  6529 T-MOBILE USA, INC. 734   2015-02-20   
661-372 7 Delano CA BKFECANDGT0  337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734   2014-06-10   
661-372 8 Delano CA BKFDCA01VMD  6529 T-MOBILE USA, INC. 734   2015-01-26   
661-372 9 Delano CA BKFDCA01VMD  6529 T-MOBILE USA, INC. 734   2014-06-09   
661-373 A Santa Clarita: Newhall-Castaic DA CA SIMICACNGT1  6529 T-MOBILE USA, INC. 730      
661-374 A Bakersfield: Main DA CA BKFGCA270MD  258E YMAX COMMUNICATIONS CORP. - CA 734      
661-374 0 Bakersfield: Main DA CA BKFGCA270MD  258E YMAX COMMUNICATIONS CORP. - CA 734   2008-02-11   
661-374 1 Bakersfield: Main DA CA BKFGCA270MD  258E YMAX COMMUNICATIONS CORP. - CA 734   2008-02-11   
661-374 2 Bakersfield: Main DA CA BKFGCA270MD  258E YMAX COMMUNICATIONS CORP. - CA 734   2008-06-12   
661-374 3 Bakersfield: Main DA CA BKFGCA270MD  258E YMAX COMMUNICATIONS CORP. - CA 734   2008-06-12   
661-374 4 Bakersfield: Main DA CA BKFECANDGT0  337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734   2008-03-24   
661-374 5 Bakersfield: Main DA CA BKFGCA270MD  258E YMAX COMMUNICATIONS CORP. - CA 734   2008-06-12   
661-374 6 Bakersfield: Main DA CA BKFGCA270MD  258E YMAX COMMUNICATIONS CORP. - CA 734   2008-06-12   
661-374 7 Bakersfield: Main DA CA BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2011-09-19   
661-374 8 Bakersfield: Main DA CA BKFECANDGT0  337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734   2008-06-28   
661-374 9 Bakersfield: Main DA CA BKFDCA01VMD  5562 METROPCS, INC. 734   2008-09-04   
661-375 A Delano CA BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734      
661-375 0 Delano CA BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2009-03-06   
661-375 1 Delano CA BKFDCA01VMD  6529 T-MOBILE USA, INC. 734   2012-07-11   
661-375 2 Delano CA BKFDCA01VMD  5562 METROPCS, INC. 734   2012-07-11   
661-375 3 Delano CA BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734   2008-12-16   
661-375 4 Delano CA BKFDCA01VMD  5562 METROPCS, INC. 734   2010-01-29   
661-375 5 Delano CA BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2012-05-30   
661-375 6 Delano CA BKFDCA01VMD  5562 METROPCS, INC. 734   2011-10-15   
661-375 7 Delano CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2009-01-15   
661-375 8 Delano CA BKFDCA01VMD  6529 T-MOBILE USA, INC. 734   2009-03-22   
661-375 9 Delano CA BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2012-05-30   
661-376 A Bakersfield: Main DA CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734      
661-376 0 Bakersfield: Main DA CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2008-05-24   

<< 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 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.