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 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
650-903 7 Mountain View CA SNFCCASY5MD  722   2013-10-28   
650-931 6 San Mateo CA SNFCCASY5MD  722   2009-07-03   
650-942 8 Millbrae CA SNFCCASY5MD  722   2014-10-24   
650-946 1 Los Altos CA SNFCCASY5MD  722   2009-10-05   
650-989 A South San Francisco CA SNFCCASY5MD  722      
650-989 0 South San Francisco CA SNFCCASY5MD  722      
650-989 1 South San Francisco CA SNFCCASY5MD  722   2006-06-23   
650-989 2 South San Francisco CA SNFCCASY5MD  722      
650-989 3 South San Francisco CA SNFCCASY5MD  722      
650-989 4 South San Francisco CA SNFCCASY5MD  722      
650-989 5 South San Francisco CA SNFCCASY5MD  722   2006-06-23   
650-989 6 South San Francisco CA SNFCCASY5MD  722      
650-989 7 South San Francisco CA SNFCCASY5MD  722      
657-200 6 Westminster CA LSANCA54DS7  730   2010-03-20   
657-201 4 Anaheim CA LSANCA54DS7  730   2012-12-02   
657-201 5 Anaheim CA LSANCA54DS7  730   2011-05-28   
657-203 A Huntington Beach CA LSANCA54DS7  730      
657-203 0 Huntington Beach CA LSANCA54DS7  730   2010-06-05   
657-204 1 Huntington Beach CA LSANCA54DS7  730   2010-11-20   
657-207 5 Anaheim CA LSANCA54DS7  730   2010-10-29   
657-208 4 Anaheim CA LSANCA54DS7  730   2011-02-11   
657-208 9 Anaheim CA LSANCA54DS7  730   2011-10-10   
657-210 6 Santa Ana CA LSANCA54DS7  730   2011-05-28   
657-212 A Santa Ana CA LSANCA54DS7  730      
657-212 2 Santa Ana CA LSANCA54DS7  730   2011-01-13   
657-212 3 Santa Ana CA LSANCA54DS7  730   2011-01-13   
657-212 4 Santa Ana CA LSANCA54DS7  730   2011-01-13   
657-212 6 Santa Ana CA LSANCA54DS7  730   2011-03-03   
657-214 5 Cypress CA LSANCA54DS7  730   2012-03-10   
657-215 A Huntington Beach CA LSANCA54DS7  730      
657-215 2 Huntington Beach CA LSANCA54DS7  730   2011-01-14   
657-215 3 Huntington Beach CA LSANCA54DS7  730   2011-01-14   
657-215 4 Huntington Beach CA LSANCA54DS7  730   2011-01-14   
657-216 3 Placentia CA LSANCA54DS7  730   2011-12-24   
657-217 8 Fullerton CA LSANCA54DS7  730   2011-12-05   
657-218 2 Santa Ana CA LSANCA54DS7  730   2013-08-06   
657-218 5 Santa Ana CA LSANCA54DS7  730   2013-08-06   
657-220 7 Anaheim CA LSANCA54DS7  730   2014-04-28   
657-220 8 Anaheim CA LSANCA54DS7  730   2013-08-06   
657-220 9 Anaheim CA LSANCA54DS7  730   2013-08-06   
657-221 A Orange CA LSANCA54DS7  730      
657-221 2 Orange CA LSANCA54DS7  730   2013-04-04   
657-223 0 Orange CA LSANCA54DS7  730   2013-10-19   
657-223 2 Orange CA LSANCA54DS7  730   2013-12-21   
657-223 8 Orange CA LSANCA54DS7  730   2014-06-30   
657-227 9 Westminster CA LSANCA54DS7  730   2014-10-20   
657-230 A Anaheim CA LSANCA54DS7  730      
657-230 2 Anaheim CA LSANCA54DS7  730   2014-09-26   
657-232 4 Santa Ana CA LSANCA54DS7  730   2013-12-20   
657-232 7 Santa Ana CA LSANCA54DS7  730   2013-12-21   

<< 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 >>

Last updated: Wed, 07 Feb 2024 04:12:25 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.