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: DNTNTXXAX5Y

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
940-241 8 Bartonville EMS TX 624H ONVOY SPECTRUM, LLC 552   2023-12-10   
940-286 6 Pilot Point TX 624H ONVOY SPECTRUM, LLC 552   2024-12-13   
940-289 9 Tioga TX 624H ONVOY SPECTRUM, LLC 552   2024-12-13   
940-295 0 Bartonville TX 624H ONVOY SPECTRUM, LLC 552   2023-12-10   
940-295 2 Bartonville TX 624H ONVOY SPECTRUM, LLC 552   2023-12-10   
940-295 8 Bartonville TX 624H ONVOY SPECTRUM, LLC 552   2021-07-08   
940-295 9 Bartonville TX 624H ONVOY SPECTRUM, LLC 552   2023-12-10   
940-331 3 Denton TX 624H ONVOY SPECTRUM, LLC 552   2024-12-13   
940-363 6 Lake Dallas TX 624H ONVOY SPECTRUM, LLC 552   2024-12-13   
940-373 8 Justin TX 624H ONVOY SPECTRUM, LLC 552   2024-12-13   
940-584 5 Bartonville EMS TX 624H ONVOY SPECTRUM, LLC 552   2023-12-10   
940-828 3 Bartonville TX 624H ONVOY SPECTRUM, LLC 552   2021-12-02   
940-828 4 Bartonville TX 624H ONVOY SPECTRUM, LLC 552   2021-12-02   
940-860 A Argyle TX 624H ONVOY SPECTRUM, LLC 552      
940-860 8 Argyle TX 624H ONVOY SPECTRUM, LLC 552   2021-08-12   
940-860 9 Argyle TX 624H ONVOY SPECTRUM, LLC 552   2021-12-11   
940-902 7 Gainesville TX 624H ONVOY SPECTRUM, LLC 552   2024-12-13   
940-945 1 Aubrey TX 624H ONVOY SPECTRUM, LLC 552   2021-12-02   
940-945 2 Aubrey TX 624H ONVOY SPECTRUM, LLC 552   2021-12-02   
940-945 3 Aubrey TX 624H ONVOY SPECTRUM, LLC 552   2021-07-08   
972-829 9 Lewisville TX 624H ONVOY SPECTRUM, LLC 552   2024-12-13   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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