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 96 97 98 99 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
580-316 7 Madill OK   536   2026-04-12   
580-325 4 Hillsdale OK   536   2026-04-05   
580-329 6 Carrier OK OKCYOKCEXWZ  536   2026-04-04   
580-336 6 Perry OK   536   2026-04-12   
580-337 2 Bessie OK OKCYOKCEXWZ  536   2026-04-04   
580-356 2 Enid OK OKCYOKCEXWZ  536   2026-04-04   
580-358 5 Fairmont OK OKCYOKCEXWZ  536   2026-04-04   
580-367 6 Caddo OK OKCYOKCEXWZ  536   2026-04-04   
580-374 6 Elk City OK OKCYOKCEXWZ  536   2026-04-04   
580-376 0 Idabel OK   536   2026-04-05   
580-394 6 Glencoe OK OKCYOKCEXWZ  536   2026-04-04   
580-395 9 Medford OK OKCYOKCEXWZ  536   2026-04-12   
580-396 5 Morrison OK OKCYOKCEXWZ  536   2026-04-12   
580-401 2 Ponca City OK OKCYOKCEXWZ  536   2026-04-12   
580-404 3 Roff OK OKCYOKCEXWZ  536   2026-04-12   
580-408 5 Rattan OK OKCYOKCEXWZ  536   2026-04-12   
580-409 4 Tupelo OK OKCYOKCEXWZ  536   2026-04-12   
580-410 6 Wapanucka OK OKCYOKCEXWZ  536   2026-04-12   
580-412 1 Fairview OK OKCYOKCEXWZ  536   2026-04-04   
580-413 1 Red Rock OK OKCYOKCEXWZ  536   2026-04-12   
580-422 8 Billings OK OKCYOKCEXWZ  536   2026-04-04   
580-450 7 Walters OK OKCYOKCEXWZ  536   2026-04-12   
580-457 0 Lawton OK OKCYOKCEXWZ  536   2026-04-12   
580-469 2 Sayre OK OKCYOKCEXWZ  536   2026-04-12   
580-476 4 Rush Springs OK OKCYOKCEXWZ  536   2026-04-12   
580-489 1 Fort Towson OK OKCYOKCEXWZ  536   2026-04-04   
580-498 4 Konawa OK OKCYOKCEXWZ  536   2026-04-12   
580-499 1 Mangum OK OKCYOKCEXWZ  536   2026-04-12   
580-501 7 Ada OK   536   2026-04-20   
580-502 5 Wilson OK OKCYOKCEXWZ  536   2026-04-12   
580-505 4 Woodward OK OKCYOKCEXWZ  536   2026-04-12   
580-506 1 Cache OK OKCYOKCEXWZ  536   2026-04-04   
580-557 2 Tonkawa OK OKCYOKCEXWZ  536   2026-04-12   
580-563 3 Blair OK OKCYOKCEXWZ  536   2026-04-04   
580-566 9 Boswell OK OKCYOKCEXWZ  536   2026-04-04   
580-570 2 Durant OK OKCYOKCEXWZ  536   2026-04-04   
580-575 1 Eldorado OK OKCYOKCEXWZ  536   2026-04-04   
580-596 5 Cherokee OK OKCYOKCEXWZ  536   2026-04-04   
580-605 0 Duncan OK OKCYOKCEXWZ  536   2026-04-09   
580-607 A Headrick OK OKCYOKCEXWZ  536      
580-607 1 Headrick OK OKCYOKCEXWZ  536   2026-05-03   
580-608 1 Kingston OK OKCYOKCEXWZ  536   2026-04-12   
580-610 A Lone Wolf OK OKCYOKCEXWZ  536      
580-610 1 Lone Wolf OK OKCYOKCEXWZ  536   2026-05-10   
580-619 A Soper OK OKCYOKCEXWZ  536      
580-619 1 Soper OK OKCYOKCEXWZ  536   2026-05-10   
580-627 A Stratford OK OKCYOKCEXWZ  536      
580-627 1 Stratford OK OKCYOKCEXWZ  536   2026-05-10   
580-629 A Coalgate OK OKCYOKCEXWZ  536      
580-629 1 Coalgate OK OKCYOKCEXWZ  536   2026-05-02   
580-640 1 Tishomingo OK OKCYOKCEXWZ  536   2026-04-12   
580-641 7 Marlow OK OKCYOKCEXWZ  536   2026-04-12   
580-650 3 Weatherford OK OKCYOKCEXWZ  536   2026-04-12   
580-662 5 Ringling OK OKCYOKCEXWZ  536   2026-04-12   
580-666 4 Rocky OK OKCYOKCEXWZ  536   2026-04-12   
580-682 2 Hobart OK   536   2026-04-05   
580-685 2 Ardmore OK OKCYOKCEXWZ  536   2026-04-04   
580-732 3 Alva OK OKCYOKCEXWZ  536   2026-04-04   
580-757 0 Ryan OK OKCYOKCEXWZ  536   2026-04-12   
580-758 6 Waukomis OK OKCYOKCEXWZ  536   2026-04-12   
580-825 1 Hitchcock OK   536   2026-04-05   
580-833 3 Blackwell OK OKCYOKCEXWZ  536   2026-04-04   
580-857 8 Allen OK OKCYOKCEXWZ  536   2026-04-04   
580-882 0 Healdton OK   536   2026-04-05   
580-969 6 Hugo OK   536   2026-04-05   
580-992 1 Newkirk OK OKCYOKCEXWZ  536   2026-04-12   
580-998 0 Antlers OK OKCYOKCEXWZ  536   2026-04-04   
582-206 2 Edinboro PA   924   2024-01-04   
582-225 2 Titusville PA   924   2024-01-04   
582-227 2 Girard PA   924   2024-01-04   
582-230 2 Wattsburg PA   924   2024-01-04   
582-232 1 Waterford PA   924   2024-01-04   
582-233 0 Oil City PA   924   2024-01-04   
582-239 1 Cooperstown (Venango) PA   924   2024-01-04   
582-280 1 Wesley PA   924   2024-01-04   
582-522 0 Cambridge Springs PA   924   2024-01-04   
582-588 0 Fairview (Erie) PA   924   2024-01-04   
582-833 0 Union City PA   924   2024-01-04   
585-215 8 Wyoming NY ROCHNYXAXQX  974   2024-08-24   
585-376 9 Olean NY   140   2014-02-09   
585-459 8 Wellsville NY BFLONYFRXWX  140   2024-08-24   
585-559 A Rochester NY ROCHNYXAXQX  974      
585-559 1 Rochester NY   974   2021-05-20   
585-714 8 East Aurora NY   140   2014-02-09   
585-776 A Rochester NY ROCHNYXAXQX  974   2024-09-21   
585-776 1 Rochester NY ROCHNYXAXQX  974   2024-09-21   
585-778 A Batavia NY BFLONYFRXWX  140   2024-09-21   
585-778 1 Batavia NY BFLONYFRXWX  140   2024-09-21   
585-805 8 East Aurora NY BFLONYFRXWX  140   2024-08-24   
585-993 9 Batavia NY   140   2014-02-09   
605-401 A Sioux Falls SD SXFLSDCOXVX  640      
605-401 1 Sioux Falls SD   640   2021-04-23   
606-322 9 Allen KY   466   2024-04-04   
606-323 1 Inez KY LXTNKYXAXOZ  466   2024-04-25   
606-332 1 Jackson KY LXTNKYXAXOZ  466   2024-04-25   
606-333 9 Virgie KY LXTNKYXAXOZ  466   2024-04-25   
606-352 0 Benham-Lynch KY LXTNKYXAXOZ  466   2024-05-31   
606-370 8 Crab Orchard KY LXTNKYXAXOZ  466   2024-04-25   
606-384 0 Paintsville KY LXTNKYXAXOZ  466   2024-04-25   
606-390 9 Warfield KY LXTNKYXAXOZ  466   2024-04-25   

<< 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 >>

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.