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: SANGTXXAXOX

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
325-644 7 Westbrook TX 515J IP HORIZON LLC 550   2024-01-03   
325-644 9 Westbrook TX 515J IP HORIZON LLC 550   2024-01-03   
325-699 6 Winters TX 515J IP HORIZON LLC 961   2024-01-03   
325-699 7 Winters TX 515J IP HORIZON LLC 961   2024-01-03   
325-710 1 San Angelo TX 515J IP HORIZON LLC 961   2025-03-07   
325-710 2 San Angelo TX 515J IP HORIZON LLC 961   2025-03-07   
325-752 4 Bangs TX 515J IP HORIZON LLC 961   2024-01-03   
325-758 1 Bronte TX 515J IP HORIZON LLC 961   2024-01-03   
325-758 7 Bronte TX 515J IP HORIZON LLC 961   2024-01-03   
325-766 4 Roscoe TX 515J IP HORIZON LLC 550   2024-01-03   
325-766 8 Roscoe TX 515J IP HORIZON LLC 550   2024-01-03   
325-776 0 Roby TX 515J IP HORIZON LLC 550   2024-01-03   
325-776 9 Roby TX 515J IP HORIZON LLC 550   2024-01-03   
325-789 5 Junction TX 515J IP HORIZON LLC 961   2024-01-03   
325-789 7 Junction TX 515J IP HORIZON LLC 961   2024-01-03   
325-799 2 Rowena TX 515J IP HORIZON LLC 961   2025-03-07   
325-799 3 Rowena TX 515J IP HORIZON LLC 961   2025-03-07   
325-799 6 Rowena TX 515J IP HORIZON LLC 961   2024-01-03   
325-799 8 Rowena TX 515J IP HORIZON LLC 961   2024-01-03   
325-805 1 Mason TX 515J IP HORIZON LLC 961   2025-03-07   
325-805 2 Mason TX 515J IP HORIZON LLC 961   2025-03-07   
325-805 7 Mason TX 515J IP HORIZON LLC 961   2024-01-03   
325-805 9 Mason TX 515J IP HORIZON LLC 961   2024-01-03   
325-835 5 Mertzon TX 515J IP HORIZON LLC 961   2024-01-03   
325-835 9 Mertzon TX 515J IP HORIZON LLC 961   2024-01-03   
325-866 0 Snyder TX 515J IP HORIZON LLC 550   2024-01-03   
325-866 9 Snyder TX 515J IP HORIZON LLC 550   2024-01-03   
325-867 0 San Angelo TX 515J IP HORIZON LLC 961   2024-01-03   
325-867 1 San Angelo TX 515J IP HORIZON LLC 961   2024-01-03   
325-896 0 Christoval TX 515J IP HORIZON LLC 961   2024-01-03   
325-896 6 Christoval TX 515J IP HORIZON LLC 961   2025-03-07   
325-896 9 Christoval TX 515J IP HORIZON LLC 961   2024-01-03   

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

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