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 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
430-500 1 Pottsboro TX   552   2021-06-01   
430-732 0 Pittsburg TX   554   2021-06-05   
430-842 0 Honey Grove TX   552   2021-06-01   
430-901 8 Omaha TX   554   2021-06-05   
430-999 1 Atlanta TX   554   2021-06-15   
432-201 6 Seminole TX   542   2021-03-15   
432-216 8 Marathon TX   542   2021-05-10   
432-218 0 Midland TX   542   2021-03-15   
432-241 9 Terminal TX   542   2021-03-20   
432-278 6 McCamey TX   542   2021-05-10   
432-280 A Odessa TX MDLDTXMUXFY  542      
432-280 1 Odessa TX   542   2020-11-19   
432-298 5 Iraan TX   542   2021-05-10   
432-336 0 Fort Stockton TX   542   2021-03-15   
432-356 0 Alpine TX   542   2021-05-10   
432-465 7 Monahans TX   542   2021-05-10   
432-500 1 Pyote TX   542   2021-05-10   
432-517 1 Big Spring TX   542   2021-03-15   
432-529 1 Crane TX   542   2021-05-10   
432-586 9 Kermit TX   542   2021-05-10   
432-667 0 Marfa TX   542   2021-05-17   
432-692 5 Grandfalls TX   542   2021-05-10   
432-766 2 Midkiff TX   542   2021-05-10   
432-786 0 Wink TX   542   2021-05-17   
432-878 6 Goldsmith TX   542   2021-05-10   
432-946 9 Rankin TX   542   2021-05-17   
434-241 A Lynchburg VA LYBGVACHXRX  250      
434-241 1 Lynchburg VA   250   2020-11-05   
435-250 0 Nephi UT   660   2022-04-09   
435-261 0 Beaver UT   660   2022-04-09   
435-271 0 Salina UT   660   2022-04-09   
435-301 1 St George UT   660   2022-04-09   
435-317 0 Logan UT   660   2022-04-09   
435-341 1 Monroe UT   660   2022-04-09   
435-352 9 Heber City UT   660   2022-04-09   
435-547 8 Brian Head UT   660   2022-04-16   
435-567 1 Richfield UT   660   2022-04-26   
435-600 9 Parowan UT   660   2022-04-16   
435-667 2 Brigham City UT   660   2022-04-09   
435-699 2 Park City UT   660   2022-04-09   
435-737 1 Tooele UT   660   2022-04-09   
435-868 0 Cedar City UT   660   2022-04-09   
442-342 A Palm Springs CA PLSPCAXGXXZ  973   2021-01-21   
442-342 1 Palm Springs CA   973   2021-01-21   
443-200 8 Woodlawn MD   238   2021-08-15   
443-702 9 Armiger-Gibson Island MD   238   2021-08-15   
445-212 A Philadelphia Zone 1 PA PHLAPAFGX3Y  228      
445-212 1 Philadelphia Zone 1 PA   228   2020-11-06   
447-201 A Champaign-Urbana IL CHMPILCPXFY  370   2021-04-24   
447-201 1 Champaign-Urbana IL   370   2021-04-24   

<< 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 >>

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.