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.

Switch: AMRLTX02XDY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
806-232 3 Borger TX 515J IP HORIZON LLC 546   2025-04-27   
806-232 4 Borger TX 515J IP HORIZON LLC 546   2025-04-27   
806-338 3 Gruver TX 515J IP HORIZON LLC 546   2023-12-28   
806-338 9 Gruver TX 515J IP HORIZON LLC 546   2023-12-28   
806-386 7 Hereford TX 515J IP HORIZON LLC 546   2023-12-28   
806-386 8 Hereford TX 515J IP HORIZON LLC 546   2023-12-28   
806-432 1 Canadian TX 515J IP HORIZON LLC 546   2023-12-28   
806-432 2 Canadian TX 515J IP HORIZON LLC 546   2025-04-27   
806-432 3 Canadian TX 515J IP HORIZON LLC 546   2025-04-27   
806-432 9 Canadian TX 515J IP HORIZON LLC 546   2023-12-28   
806-502 2 Amarillo TX 515J IP HORIZON LLC 546   2025-04-27   
806-502 3 Amarillo TX 515J IP HORIZON LLC 546   2025-04-27   
806-550 1 Pampa TX 515J IP HORIZON LLC 546   2023-12-28   
806-550 8 Pampa TX 515J IP HORIZON LLC 546   2023-12-28   
806-595 2 Skellytown TX 515J IP HORIZON LLC 546   2025-04-28   
806-595 3 Skellytown TX 515J IP HORIZON LLC 546   2025-04-28   
806-718 A Amarillo TX 515J IP HORIZON LLC 546      
806-718 0 Amarillo TX 515J IP HORIZON LLC 546   2023-12-28   
806-718 9 Amarillo TX 515J IP HORIZON LLC 546   2023-12-28   
806-734 2 Pampa TX 515J IP HORIZON LLC 546   2025-04-28   
806-734 3 Pampa TX 515J IP HORIZON LLC 546   2025-04-28   
806-736 8 Gruver TX 515J IP HORIZON LLC 546   2025-04-28   
806-736 9 Gruver TX 515J IP HORIZON LLC 546   2025-04-28   
806-812 2 McLean TX 515J IP HORIZON LLC 546   2025-04-28   
806-812 3 McLean TX 515J IP HORIZON LLC 546   2025-04-28   
806-812 8 McLean TX 515J IP HORIZON LLC 546   2023-12-28   
806-812 9 McLean TX 515J IP HORIZON LLC 546   2023-12-28   
806-813 2 Allison TX 515J IP HORIZON LLC 546   2025-04-27   
806-816 1 Shamrock TX 515J IP HORIZON LLC 546   2023-12-28   
806-816 4 Shamrock TX 515J IP HORIZON LLC 546   2025-04-28   
806-816 5 Shamrock TX 515J IP HORIZON LLC 546   2025-04-28   
806-816 8 Shamrock TX 515J IP HORIZON LLC 546   2023-12-28   
806-835 3 Lefors TX 515J IP HORIZON LLC 546   2023-12-28   
806-835 8 Lefors TX 515J IP HORIZON LLC 546   2023-12-28   
806-836 4 Stinnett TX 515J IP HORIZON LLC 546   2025-04-28   
806-836 5 Stinnett TX 515J IP HORIZON LLC 546   2025-04-28   
806-836 7 Stinnett TX 515J IP HORIZON LLC 546   2023-12-28   
806-836 9 Stinnett TX 515J IP HORIZON LLC 546   2023-12-28   
806-838 3 Canyon TX 515J IP HORIZON LLC 546   2024-06-24   
806-838 4 Canyon TX 515J IP HORIZON LLC 546   2024-06-24   
806-848 6 Skellytown TX 515J IP HORIZON LLC 546   2023-12-28   
806-848 9 Skellytown TX 515J IP HORIZON LLC 546   2023-12-28   
806-858 0 Canyon TX 515J IP HORIZON LLC 546   2025-04-28   
806-858 2 Canyon TX 515J IP HORIZON LLC 546   2025-04-28   
806-859 A Lefors TX 515J IP HORIZON LLC 546   2025-05-26   
806-859 1 Lefors TX 515J IP HORIZON LLC 546   2025-05-26   
806-859 2 Lefors TX 515J IP HORIZON LLC 546   2025-05-26   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.