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
530-232 1 Redding CA CHICCA017MD  724      
530-232 2 Redding CA CHICCA017MD  724      
530-232 3 Redding CA CHICCA017MD  724      
530-232 5 Redding CA CHICCA017MD  724      
530-232 6 Redding CA CHICCA017MD  724      
530-235 5 Dunsmuir CA CHICCA017MD  724   2005-08-02   
530-236 A Challenge CA CHICCA017MD  724      
530-239 A Mount Shasta CA CHICCA017MD  724      
530-239 4 Mount Shasta CA CHICCA017MD  724      
530-248 A Redding CA CHICCA017MD  724      
530-248 1 Redding CA CHICCA017MD  724      
530-248 4 Redding CA CHICCA017MD  724      
530-248 5 Redding CA CHICCA017MD  724      
530-250 A Susanville CA CHICCA017MD  724      
530-250 2 Susanville CA CHICCA017MD  724   2005-07-07   
530-250 3 Susanville CA CHICCA017MD  724   2006-04-15   
530-250 4 Susanville CA CHICCA017MD  724   2006-09-01   
530-255 1 Redding CA CHICCA017MD  724      
530-269 8 Auburn: North DA CA WSCRCAHW3MD  726   2005-07-23   
530-282 1 Oroville CA CHICCA017MD  724   2008-11-25   
530-285 4 Camptonville CA WSCRCAHW3MD  726   2005-07-26   
530-287 4 Alleghany CA WSCRCAHW3MD  726   2005-07-23   
530-292 8 North San Juan CA WSCRCAHW3MD  726   2005-07-23   
530-293 8 Placerville: Kyburz DA CA WSCRCAHW3MD  726   2014-06-28   
530-296 4 Placerville: Kyburz DA CA WSCRCAHW3MD  726   2005-07-10   
530-303 9 Placerville: West DA CA WSCRCAHW3MD  726      
530-314 2 South Tahoe CA WSCRCAHW3MD  726   2010-02-21   
530-314 7 South Tahoe CA WSCRCAHW3MD  726   2005-07-10   
530-316 0 Blairsden CA CHICCA017MD  724   2007-05-17   
530-322 5 Portola CA CHICCA017MD  724   2005-08-01   
530-324 3 Willow Creek CA CHICCA017MD  724      
530-324 4 Willow Creek CA CHICCA017MD  724      
530-331 8 Yreka CA CHICCA017MD  724   2005-07-26   
530-331 9 Yreka CA CHICCA017MD  724   2007-07-03   
530-334 5 Georgetown CA WSCRCAHW3MD  726   2005-07-26   
530-338 3 Redding CA CHICCA017MD  724   2013-07-07   
530-348 0 Cottonwood CA CHICCA017MD  724      
530-349 2 Colfax: Colfax DA CA WSCRCAHW3MD  726   2013-07-16   
530-349 4 Colfax: Colfax DA CA WSCRCAHW3MD  726   2005-07-26   
530-353 A Oroville CA CHICCA017MD  724      
530-353 4 Oroville CA CHICCA017MD  724   2011-09-30   
530-361 6 Willows CA CHICCA017MD  724   2005-08-01   
530-362 4 Nevada City CA WSCRCAHW3MD  726   2005-07-23   
530-364 3 Anderson CA CHICCA017MD  724      
530-366 3 Red Bluff CA CHICCA017MD  724   2008-02-27   
530-377 5 Cottonwood CA CHICCA017MD  724   2005-08-02   
530-379 4 Woodland CA WSCRCAHW3MD  726   2014-01-04   
530-380 0 Lewiston CA CHICCA017MD  724      
530-380 1 Lewiston CA CHICCA017MD  724      
530-384 8 Los Molinos CA CHICCA017MD  724   2014-05-18   

<< 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, 28 Feb 2021 19:06:05 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.