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.
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Switch: HSTNTXJAXQY

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
346-860 1 Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-04-14   
346-860 2 Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-04-14   
346-860 3 Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-04-14   
346-860 5 Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-06-14   
346-860 6 Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-06-14   
346-860 7 Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-06-14   
346-860 8 Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-08-13   
346-860 9 Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-08-13   
346-869 A Houston Suburban TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-06-19   
346-869 0 Houston Suburban TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-06-19   
346-869 1 Houston Suburban TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-07-21   
346-869 2 Houston Suburban TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-08-20   
346-870 A Langham Creek TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-07-07   
346-870 0 Langham Creek TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-07-07   
346-870 1 Langham Creek TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2026-06-08   
346-906 A Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2026-01-31   
346-906 0 Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2026-01-31   
346-906 1 Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2026-02-18   
346-906 2 Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2026-03-18   
346-906 3 Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2026-04-15   
346-906 4 Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2026-05-27   
346-909 5 Bammel TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2026-02-15   
346-909 6 Bammel TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2026-06-03   
346-922 9 Brookshire TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2022-09-03   
346-924 A Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2026-06-09   
346-924 0 Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2026-06-09   
346-924 1 Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2026-07-07   
346-924 2 Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2026-08-11   
346-924 3 Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2026-09-16   
346-928 8 Cypress TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2026-07-21   
409-372 2 Texas City-La Marque TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-12-26   
409-419 2 Texas City-La Marque TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2022-03-01   
713-670 8 Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2024-10-25   
713-807 9 Houston TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2024-12-23   
713-912 2 Richmond-Rosenberg TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-04-01   
713-912 3 Richmond-Rosenberg TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-08-09   
832-456 0 Houston Suburban TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2026-01-20   
832-456 8 Houston Suburban TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2026-05-19   
832-608 9 Bammel TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-07-05   
936-323 1 Conroe TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2022-04-01   
936-407 5 Conroe TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-04-24   
936-407 6 Conroe TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2025-09-03   
936-509 3 Waller TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2026-04-09   
936-509 7 Waller TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2022-03-01   
936-677 0 Plantersville TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2024-07-12   
936-866 3 Dayton TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2023-01-15   
979-379 7 Clute-Lake Jackson TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2022-03-01   
979-452 8 Beasley TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2022-12-19   
979-588 5 Hempstead TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2022-09-04   
979-608 2 Bellville TX 490J BOOST SUBSCRIBERCO L.L.C. 560   2022-09-04   

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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