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: 515J IP HORIZON LLC

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
951-603 2 Temescal Canyon CA   730   2006-06-19   
951-616 5 Moreno CA   730   2005-02-05   
951-616 6 Moreno CA   730   2005-02-05   
951-639 1 Sun City CA   730   2004-11-13   
951-639 2 Sun City CA   730   2004-11-13   
951-707 0 Corona CA   730      
951-707 1 Corona CA   730      
951-707 2 Corona CA   730      
951-707 4 Corona CA   730      
951-708 9 Hemet: Sage DA CA   730   2006-09-11   
951-729 A Arlington CA   730      
951-729 1 Arlington CA   730      
951-729 2 Arlington CA   730      
951-729 4 Arlington CA   730      
951-797 1 Banning CA   730   2006-08-10   
951-797 2 Banning CA   730   2006-08-10   
951-824 1 Riverside CA   730   2006-05-02   
951-824 2 Riverside CA   730   2006-05-02   
951-878 1 Lakeview-Nuevo CA   730   2006-10-09   
951-878 2 Lakeview-Nuevo CA   730   2006-10-09   
951-901 1 Woodcrest CA   730      
951-901 2 Woodcrest CA   730      
951-901 4 Woodcrest CA   730      
951-934 A Mira Loma CA   730      
951-934 1 Mira Loma CA   730   2006-10-09   
951-934 2 Mira Loma CA   730   2006-10-09   
952-248 A Twin Cities MN MPLSMNCDX9X  628      
952-248 1 Twin Cities MN   628   2021-04-25   
952-777 9 Norwood MN   628   2014-01-02   
954-388 3 Pompano Beach FL   46017   2016-03-25   
954-388 4 Pompano Beach FL   46017   2016-03-25   
954-398 1 Fort Lauderdale FL   46017   2013-04-08   
954-507 5 Coral Springs FL   46017   2013-04-08   
954-751 7 Pompano Beach FL   46017   2020-08-06   
954-884 6 Pompano Beach FL   46017   2017-12-16   
954-919 3 Hollywood FL   46017   2017-06-30   
956-209 4 Mission TX   568   2025-05-04   
956-209 5 Mission TX   568   2025-05-04   
956-234 5 San Benito TX   568   2022-03-31   
956-389 0 Harlingen TX   568   2022-03-31   
956-395 9 Rio Hondo TX HRLNTXHGXPX  568   2023-12-28   
956-453 0 Harlingen TX   568   2025-05-04   
956-453 1 Harlingen TX   568   2025-05-04   
956-556 7 Los Fresnos TX   568   2022-03-31   
956-594 A Brownsville TX HRLNTXHGXPX  568      
956-594 1 Brownsville TX   568   2020-11-19   
956-634 1 Mercedes TX   568   2022-03-31   
956-637 0 Rio Hondo TX   568   2022-03-31   
956-637 1 Rio Hondo TX HRLNTXHGXPX  568   2023-12-28   
956-646 2 Donna TX   568   2022-03-31   
956-672 8 Mission TX   568   2022-03-27   
956-674 7 Los Fresnos TX HRLNTXHGXPX  568   2023-12-28   
956-674 8 Los Fresnos TX HRLNTXHGXPX  568   2023-12-28   
956-695 2 San Benito TX HRLNTXHGXPX  568   2023-12-28   
956-697 1 Port Isabel TX   568   2022-03-31   
956-697 5 Port Isabel TX HRLNTXHGXPX  568   2023-12-28   
956-697 9 Port Isabel TX HRLNTXHGXPX  568   2023-12-28   
956-719 1 Rio Hondo TX   568   2025-05-04   
956-719 2 Rio Hondo TX   568   2025-05-04   
956-741 5 Mercedes TX   568   2025-05-04   
956-741 6 Mercedes TX   568   2025-05-04   
956-745 0 Falcon Heights TX HRLNTXHGXPX  568   2023-12-28   
956-745 1 Falcon Heights TX HRLNTXHGXPX  568   2023-12-28   
956-745 3 Falcon Heights TX   568   2025-05-04   
956-745 4 Falcon Heights TX   568   2025-05-04   
956-761 9 Port Isabel TX   568   2025-05-04   
956-788 6 San Benito TX   568   2025-05-04   
956-788 7 San Benito TX   568   2025-05-04   
956-807 6 Donna TX HRLNTXHGXPX  568   2024-06-24   
956-807 7 Donna TX HRLNTXHGXPX  568   2024-06-24   
956-823 2 Donna TX   568   2025-05-04   
956-823 3 Donna TX   568   2025-05-04   
956-848 0 Falcon Heights TX   568   2022-03-31   
956-934 3 San Benito TX HRLNTXHGXPX  568   2023-12-28   
956-943 8 Port Isabel TX   568   2025-05-04   
956-953 2 Los Fresnos TX   568   2025-05-04   
956-953 3 Los Fresnos TX   568   2025-05-04   
956-957 6 Edinburg TX   568   2022-03-31   
956-991 A Edinburg TX   568   2025-06-01   
956-991 1 Edinburg TX   568   2025-06-01   
956-991 2 Edinburg TX   568   2025-06-01   
956-993 A Brownsville TX   568   2025-06-01   
956-993 1 Brownsville TX   568   2025-06-01   
956-993 2 Brownsville TX   568   2025-06-01   
959-220 1 Essex CT HRFRCTBC6MD  920   2024-07-05   
959-221 A Hartford CT HRFRCTBC6MD  920      
959-221 1 Hartford CT   920   2021-05-23   
959-234 4 Norwich CT HRFRCTBC6MD  920   2024-08-13   
959-238 8 Putnam CT HRFRCTBC6MD  920   2024-07-18   
959-243 0 Rockville CT   920   2022-08-08   
959-244 0 Farmington CT HRFRCTBC6MD  920   2024-07-06   
959-253 0 Plainfield CT HRFRCTBC6MD  920   2024-07-18   
959-260 8 Willimantic CT HRFRCTBC6MD  920   2024-07-19   
959-261 9 Southington CT HRFRCTBC6MD  920   2024-07-18   
959-263 0 Deep River CT HRFRCTBC6MD  920   2024-07-05   
959-266 0 Pawcatuck CT HRFRCTBC6MD  920   2024-07-18   
959-268 A Glastonbury CT HRFRCTBC6MD  920   2024-08-03   
959-268 1 Glastonbury CT HRFRCTBC6MD  920   2024-08-03   
959-269 8 North Thompson CT HRFRCTBC6MD  920   2024-07-18   
959-356 1 Haddam CT HRFRCTBC6MD  920   2024-07-12   

<< 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 >>

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.