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

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
501-536 8 Conway AR   528   2024-03-16   
501-549 0 Palarm AR   528   2024-03-11   
501-559 2 Benton AR   528   2024-03-07   
501-564 A Sylvan Hills-Sherwood AR LTRKARFRXMZ  528   2024-04-08   
501-564 1 Sylvan Hills-Sherwood AR   528   2024-04-08   
501-566 9 Jones Mills AR   528   2024-03-11   
501-567 1 Center Ridge AR   528   2024-03-07   
501-770 9 Wrightsville AR   528   2024-03-11   
501-790 1 Paron AR   528   2024-03-16   
501-832 0 Greers Ferry AR   528   2024-03-11   
501-942 0 Scott AR   528   2024-03-11   
502-300 A Frankfort KY LSVLKYAP54Z  462   2024-07-15   
502-300 1 Frankfort KY LSVLKYAP54Z  462   2024-07-15   
502-343 1 Lawrenceburg KY LSVLKYAP54Z  462   2024-06-17   
502-399 0 Chaplin KY LSVLKYAP54Z  462   2024-04-25   
502-406 9 New Liberty KY LSVLKYAP54Z  462   2024-04-25   
502-490 0 Milton KY LSVLKYAP54Z  462   2024-06-17   
502-497 0 Finchville KY LSVLKYAP54Z  462   2024-04-25   
502-535 8 Stamping Ground KY LXTNKYXAXOZ  466   2024-04-25   
502-575 3 Port Royal KY LSVLKYAP54Z  462   2024-06-17   
502-606 A Bardstown KY LSVLKYAP54Z  462   2024-07-15   
502-606 1 Bardstown KY LSVLKYAP54Z  462   2024-07-15   
502-659 4 Simpsonville KY LSVLKYAP54Z  462   2024-04-25   
502-660 9 Sadieville KY LXTNKYXAXOZ  466   2024-04-25   
502-668 5 Ghent KY LSVLKYAP54Z  462   2024-04-25   
502-669 1 Owenton KY LSVLKYAP54Z  462   2024-04-25   
502-674 9 Lebanon Junction KY LSVLKYAP54Z  462   2024-04-25   
502-676 A Louisville KY LSVLKYAP54Z  462      
502-676 1 Louisville KY LSVLKYAP54Z  462   2021-03-20   
502-683 0 Bedford KY LSVLKYAP54Z  462   2024-04-25   
502-687 0 Bagdad KY LSVLKYAP54Z  462   2024-04-25   
502-692 1 Shelbyville KY LSVLKYAP54Z  462   2024-04-25   
502-703 8 Bloomfield KY LSVLKYAP54Z  462   2024-06-17   
502-726 1 New Haven KY LSVLKYAP54Z  462   2024-06-17   
502-729 1 Mount Eden KY LSVLKYAP54Z  462   2024-06-17   
502-731 0 Sulphur KY LSVLKYAP54Z  462   2024-04-25   
502-756 2 Rose Terrace KY LSVLKYAP54Z  462   2024-06-17   
502-757 1 West Point KY LSVLKYAP54Z  462   2024-04-25   
502-770 A Taylorsville KY LSVLKYAP54Z  462   2024-07-15   
502-770 1 Taylorsville KY LSVLKYAP54Z  462   2024-07-15   
502-781 8 Carrollton KY LSVLKYAP54Z  462   2024-04-25   
502-788 0 Eminence KY LSVLKYAP54Z  462   2024-04-25   
502-820 8 La Grange KY LSVLKYAP54Z  462   2024-04-25   
502-842 0 Waddy KY LSVLKYAP54Z  462   2024-04-25   
502-954 8 Campbellsburg KY LSVLKYAP54Z  462   2024-04-25   
502-973 0 Cropper KY LSVLKYAP54Z  462   2024-04-25   
503-893 A Portland OR   672      
503-893 1 Portland OR   672   2009-09-06   
504-230 8 Kenner LA   490   2024-04-15   
504-387 A New Orleans LA NWORLAMAYEX  490      
504-387 1 New Orleans LA   490   2021-05-23   
504-479 8 Jesuit Bend LA   490   2024-05-07   
504-492 1 Lafitte LA   490   2024-05-01   
504-580 1 Venice LA   490   2024-04-15   
505-456 A Albuquerque NM ALBQNMMAXXY  664      
505-456 1 Albuquerque NM   664   2021-04-26   
505-477 9 Santa Fe NM   664   2022-05-20   
505-487 9 Los Alamos NM   664   2022-05-26   
505-496 6 Grants NM   664   2022-05-26   
505-498 5 Las Vegas NM   664   2022-05-26   
505-517 9 Aztec NM   664   2022-05-20   
505-519 7 Gallup NM   664   2022-05-20   
507-237 1 Gaylord MN   628   2014-01-02   
507-262 9 Le Sueur MN   628   2014-01-02   
507-792 A Rochester MN ROCHMNROX0Y  620      
507-792 1 Rochester MN   620   2021-05-23   
508-206 1 Natick MA   128   2019-04-26   
508-242 2 Medfield MA   128   2015-10-18   
508-306 7 Holliston MA   128   2013-04-08   
508-348 8 Chatham MA   128   2019-04-26   
508-365 0 Worcester MA   128   2019-04-26   
508-379 7 North Swansea MA   128   2015-10-24   
508-388 0 Falmouth MA   128      
508-388 8 Falmouth MA   128      
508-392 0 Cataumet MA   128   2015-10-18   
508-392 1 Cataumet MA   128   2016-06-26   
508-399 0 Southgate MA   128   2015-10-24   
508-418 0 Hyannis MA   128      
508-418 9 Hyannis MA   128      
508-437 9 Barnstable MA   128   2019-04-26   
508-440 0 Franklin MA   128   2019-04-26   
508-461 4 Webster MA   128   2017-07-06   
508-474 4 Holliston MA   128   2002-03-27   
508-488 4 Milford MA   128   2009-03-07   
508-499 4 Oxford MA   128   2016-06-26   
508-506 4 Oxford MA   128   2015-10-24   
508-519 9 Worcester MA   128   2019-04-26   
508-529 8 Upton MA   128   2016-06-26   
508-538 5 Marion MA   128   2015-10-18   
508-556 3 Worcester MA   128      
508-556 8 Worcester MA   128      
508-576 1 North Attleboro MA   128   2015-03-26   
508-598 0 Framingham MA   128   2013-04-04   
508-632 9 Harwich MA   128   2017-07-06   
508-658 4 Marlboro MA   128      
508-658 8 Marlboro MA   128      
508-680 5 Nantucket MA   128   2016-06-26   
508-690 3 East Bridgewater MA   128   2013-04-08   
508-694 1 Dennis MA   128   2015-03-26   
508-696 2 Vineyard Haven MA   128   2013-04-08   

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Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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