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.

OCN: 8826 LEVEL 3 COMMUNICATIONS, LLC - CA

<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
661-578 6 Bakersfield: Main DA CA   734   2006-03-17   
661-584 A Mojave CA BKFDCA119MD  734      
661-584 2 Mojave CA   734   2013-02-09   
661-584 4 Mojave CA   734   2005-07-30   
661-591 A Glennville CA BKFDCA119MD  734      
661-591 0 Glennville CA   734      
661-591 4 Glennville CA   734   2005-07-30   
661-600 9 Santa Clarita: Newhall-Castaic DA CA   730   2013-03-02   
661-613 2 Edwards CA   734   2013-07-21   
661-622 4 Palmdale: Leona Valley DA CA   730   2005-07-30   
661-630 4 Shafter CA   734   2005-07-30   
661-641 4 Edwards CA   734   2005-07-30   
661-667 4 McFarland CA   734   2005-07-30   
661-673 7 Santa Clarita: Saugus Canyon Country DA CA   730   2012-01-08   
661-689 A California Hot Springs CA BKFDCA119MD  734      
661-689 0 California Hot Springs CA   734      
661-689 4 California Hot Springs CA   734   2005-07-26   
661-704 A McKittrick CA BKFDCA119MD  734      
661-704 0 McKittrick CA   734      
661-704 4 McKittrick CA   734   2005-07-30   
661-709 3 Delano CA   734   2011-11-05   
661-727 4 Hi Vista CA   730   2005-07-30   
661-731 A Earlimart CA BKFDCA119MD  734      
661-731 4 Earlimart CA   734   2005-08-02   
661-735 1 Bakersfield: South DA CA   734   2007-07-09   
661-735 4 Bakersfield: South DA CA   734   2005-07-26   
661-745 0 Taft CA   734      
661-749 A Mojave CA BKFDCA119MD  734      
661-749 1 Mojave CA   734      
661-750 4 Tehachapi CA   734   2005-07-30   
661-750 6 Tehachapi CA   734   2013-02-09   
661-752 A Rosamond CA BKFDCA119MD  734      
661-752 2 Rosamond CA   734      
661-759 1 Wasco CA   734      
661-760 0 Buttonwillow CA   734      
661-760 1 Buttonwillow CA   734      
661-761 A McKittrick CA BKFDCA119MD  734      
661-761 1 McKittrick CA   734      
661-766 4 Cuyama CA   734   2005-07-30   
661-769 7 Taft CA   734   2014-04-12   
661-776 9 Shafter CA   734   2013-10-05   
661-777 9 Lebec CA   734   2013-10-28   
661-794 5 Palmdale: Palmdale DA CA   730   2006-07-07   
661-794 6 Palmdale: Palmdale DA CA   730   2006-07-06   
661-797 4 Lost Hills CA   734   2005-07-30   
661-800 4 Bakersfield: Main DA CA   734   2011-07-10   
661-829 0 Bakersfield: North DA CA   734   2013-10-28   
661-829 4 Bakersfield: North DA CA   734   2005-07-26   
661-835 6 Bakersfield: South DA CA   734   2011-10-24   
661-836 7 Bakersfield: South DA CA   734   2008-02-11   

<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 >>

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.