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: 323 [Rate centres in NPA 323] [Dial plan for NPA 323]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-861 1 Los Angeles: DA 09 CA   6529 T-MOBILE USA, INC. 730   2006-04-17   
323-861 2 Los Angeles: DA 09 CA   6529 T-MOBILE USA, INC. 730   2006-04-17   
323-861 3 Los Angeles: DA 09 CA   649C ONVOY, LLC - CA 730   2006-04-17   
323-861 4 Los Angeles: DA 09 CA   6529 T-MOBILE USA, INC. 730   2006-04-17   
323-861 5 Los Angeles: DA 09 CA   6529 T-MOBILE USA, INC. 730   2006-04-17   
323-861 6 Los Angeles: DA 09 CA   6529 T-MOBILE USA, INC. 730   2006-04-17   
323-861 7 Los Angeles: DA 09 CA   6529 T-MOBILE USA, INC. 730   2006-09-09   
323-861 8 Los Angeles: DA 09 CA   6529 T-MOBILE USA, INC. 730   2006-09-09   
323-861 9 Los Angeles: DA 09 CA   6529 T-MOBILE USA, INC. 730   2006-04-15   
323-862 A Los Angeles: DA 14 CA HLWDCA01DS0  9740 PACIFIC BELL 730      
323-863 A Los Angeles: DA 05 CA ANHNCA03DS1  8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 730      
323-863 0 Los Angeles: DA 05 CA   8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 730      
323-863 1 Los Angeles: DA 05 CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-863 2 Los Angeles: DA 05 CA   649C ONVOY, LLC - CA 730   2010-11-14   
323-863 3 Los Angeles: DA 05 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-12-31   
323-863 4 Los Angeles: DA 05 CA   8690 GLOBAL CROSSING LOCAL SERVICES, INC.-CA 730      
323-863 5 Los Angeles: DA 05 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2009-01-13   
323-863 6 Los Angeles: DA 05 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2009-01-13   
323-863 7 Los Angeles: DA 05 CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-10-29   
323-863 8 Los Angeles: DA 05 CA   206C CBEYOND COMMUNICATIONS, LLC - CA 730   2006-10-06   
323-863 9 Los Angeles: DA 05 CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-864 A Los Angeles: DA 12 CA   6664 SPRINT SPECTRUM L.P. 730      
323-865 A Los Angeles: DA 04 CA LSANCAIKRS1  7534 FRONTIER CALIFORNIA INC. 730      
323-865 0 Los Angeles: DA 04 CA   7534 FRONTIER CALIFORNIA INC. 730      
323-865 1 Los Angeles: DA 04 CA   7534 FRONTIER CALIFORNIA INC. 730   2001-09-27   
323-865 2 Los Angeles: DA 04 CA   7534 FRONTIER CALIFORNIA INC. 730   2001-09-27   
323-865 3 Los Angeles: DA 04 CA   7534 FRONTIER CALIFORNIA INC. 730      
323-865 4 Los Angeles: DA 04 CA   7534 FRONTIER CALIFORNIA INC. 730   2001-09-27   
323-865 5 Los Angeles: DA 04 CA   7534 FRONTIER CALIFORNIA INC. 730   2001-09-27   
323-865 6 Los Angeles: DA 04 CA   7534 FRONTIER CALIFORNIA INC. 730   2001-09-27   
323-865 7 Los Angeles: DA 04 CA   7534 FRONTIER CALIFORNIA INC. 730   2001-09-27   
323-865 8 Los Angeles: DA 04 CA   7534 FRONTIER CALIFORNIA INC. 730   2001-09-27   
323-865 9 Los Angeles: DA 04 CA   7534 FRONTIER CALIFORNIA INC. 730   2001-09-27   
323-866 A Los Angeles: DA 13 CA LSANCA08DS1  9740 PACIFIC BELL 730      
323-866 0 Los Angeles: DA 13 CA   6529 T-MOBILE USA, INC. 730   2016-07-11   
323-866 1 Los Angeles: DA 13 CA   9740 PACIFIC BELL 730      
323-866 2 Los Angeles: DA 13 CA   9740 PACIFIC BELL 730      
323-866 3 Los Angeles: DA 13 CA   9740 PACIFIC BELL 730      
323-866 4 Los Angeles: DA 13 CA   7262 XO CALIFORNIA, INC. 730   2005-09-12   
323-866 5 Los Angeles: DA 13 CA   7262 XO CALIFORNIA, INC. 730   2005-09-12   
323-866 6 Los Angeles: DA 13 CA   9740 PACIFIC BELL 730      
323-866 7 Los Angeles: DA 13 CA   9740 PACIFIC BELL 730      
323-866 8 Los Angeles: DA 13 CA   9740 PACIFIC BELL 730      
323-866 9 Los Angeles: DA 13 CA   899D METROPCS NETWORKS, LLC 730   2007-06-23   
323-867 A Montebello CA SFSPCAPOCM0  6664 SPRINT SPECTRUM L.P. 730      
323-867 0 Montebello CA   6664 SPRINT SPECTRUM L.P. 730   2005-05-15   
323-867 1 Montebello CA   6664 SPRINT SPECTRUM L.P. 730   2005-04-10   
323-867 2 Montebello CA   6664 SPRINT SPECTRUM L.P. 730   2005-04-10   
323-867 3 Montebello CA   6664 SPRINT SPECTRUM L.P. 730   2005-04-10   
323-867 4 Montebello CA   6664 SPRINT SPECTRUM L.P. 730   2005-04-10   

<< 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 >>

Last updated: Sat, 27 Jul 2019 10:59:49 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.