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
661-448 6 Bakersfield: Main DA CA BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2013-02-04   
661-448 7 Bakersfield: Main DA CA BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2013-02-04   
661-448 8 Bakersfield: Main DA CA BKFDCA01WMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 734   2013-10-11   
661-448 9 Bakersfield: Main DA CA BKFDCA01VMD  5562 METROPCS, INC. 734   2014-11-06   
661-449 A Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
661-449 0 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
661-449 1 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
661-449 2 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
661-449 3 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
661-449 4 Palmdale: Palmdale DA CA SNANCALWDS1  7262 XO CALIFORNIA, INC. 730   2005-06-17   
661-449 5 Palmdale: Palmdale DA CA SNANCALWDS1  7262 XO CALIFORNIA, INC. 730   2005-06-17   
661-449 6 Palmdale: Palmdale DA CA SNANCALWDS1  7262 XO CALIFORNIA, INC. 730   2005-06-17   
661-449 7 Palmdale: Palmdale DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-08-13   
661-449 8 Palmdale: Palmdale DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-09-15   
661-449 9 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2005-06-24   
661-450 A Palmdale: Agua Dulce DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
661-450 0 Palmdale: Agua Dulce DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
661-450 1 Palmdale: Agua Dulce DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
661-450 2 Palmdale: Agua Dulce DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2005-11-05   
661-450 3 Palmdale: Agua Dulce DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-12-14   
661-450 4 Palmdale: Agua Dulce DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
661-450 5 Palmdale: Agua Dulce DA CA SIMICACNGT1  899D METROPCS NETWORKS, LLC 730   2009-12-21   
661-450 6 Palmdale: Agua Dulce DA CA LSANCAJW6MD  073H TELNYX LLC 730   2017-08-14   
661-450 7 Palmdale: Agua Dulce DA CA SIMICACNGT1  899D METROPCS NETWORKS, LLC 730   2011-02-21   
661-450 8 Palmdale: Agua Dulce DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2009-02-25   
661-450 9 Palmdale: Agua Dulce DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2008-10-23   
661-451 A Arvin CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-451 0 Arvin CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-451 1 Arvin CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-451 2 Arvin CA BKFDCA11GMD  649C ONVOY, LLC - CA 734   2006-03-11   
661-451 3 Arvin CA BKFDCA01VMD  6529 T-MOBILE USA, INC. 734   2015-02-06   
661-451 4 Arvin CA BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734      
661-451 5 Arvin CA BKFDCA11GMD  649C ONVOY, LLC - CA 734   2019-02-22   
661-451 6 Arvin CA BKFDCA11GMD  649C ONVOY, LLC - CA 734   2019-02-22   
661-451 7 Arvin CA BKFDCA11GMD  649C ONVOY, LLC - CA 734   2019-05-10   
661-451 8 Arvin CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734   2019-12-21   
661-451 9 Arvin CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734   2020-02-23   
661-452 A Berrenda Mesa CA BKFDCA11X5X  073H TELNYX LLC 734      
661-452 0 Berrenda Mesa CA BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734      
661-452 1 Berrenda Mesa CA BKFDCA11X5X  073H TELNYX LLC 734   2018-07-09   
661-452 2 Berrenda Mesa CA BKFDCAKTX1X  939H COMMIO, LLC 734   2022-10-13   
661-452 4 Berrenda Mesa CA BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734      
661-452 5 Berrenda Mesa CA BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734   2005-11-05   
661-452 6 Berrenda Mesa CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2010-08-28   
661-452 8 Berrenda Mesa CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2014-01-05   
661-452 9 Berrenda Mesa CA BKFDCA11GMD  649C ONVOY, LLC - CA 734   2021-07-22   
661-453 A California Hot Springs CA BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734      
661-453 0 California Hot Springs CA BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734      
661-453 1 California Hot Springs CA BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734      
661-453 2 California Hot Springs CA BKFDCA11X6X  073H TELNYX LLC 734   2022-07-03   

<< 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: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.