Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
346-765 1 Tomball TX 624H ONVOY SPECTRUM, LLC 560   2024-03-11   
346-765 2 Tomball TX 624H ONVOY SPECTRUM, LLC 560   2024-03-11   
346-765 3 Tomball TX 624H ONVOY SPECTRUM, LLC 560   2024-03-11   
346-765 4 Tomball TX 624H ONVOY SPECTRUM, LLC 560   2024-03-11   
346-765 5 Tomball TX 624H ONVOY SPECTRUM, LLC 560   2024-03-11   
346-765 6 Tomball TX 624H ONVOY SPECTRUM, LLC 560   2024-03-11   
346-765 7 Tomball TX 624H ONVOY SPECTRUM, LLC 560   2024-03-11   
346-766 4 Houston TX 624H ONVOY SPECTRUM, LLC 560   2020-07-07   
346-766 5 Houston TX 624H ONVOY SPECTRUM, LLC 560   2020-07-07   
346-766 7 Houston TX 624H ONVOY SPECTRUM, LLC 560   2020-07-07   
346-767 5 Stafford TX 624H ONVOY SPECTRUM, LLC 560   2021-07-09   
346-789 7 Channelview TX 624H ONVOY SPECTRUM, LLC 560   2021-07-09   
346-791 8 Humble TX 624H ONVOY SPECTRUM, LLC 560   2024-05-20   
346-791 9 Humble TX 624H ONVOY SPECTRUM, LLC 560   2024-05-20   
346-792 A Langham Creek TX 624H ONVOY SPECTRUM, LLC 560   2024-06-04   
346-792 0 Langham Creek TX 624H ONVOY SPECTRUM, LLC 560   2024-06-04   
346-829 0 Sugar Land TX 624H ONVOY SPECTRUM, LLC 560   2025-01-03   
346-865 A Satsuma TX 624H ONVOY SPECTRUM, LLC 560   2025-06-09   
346-865 0 Satsuma TX 624H ONVOY SPECTRUM, LLC 560   2025-06-09   
346-865 1 Satsuma TX 624H ONVOY SPECTRUM, LLC 560   2025-06-09   
346-865 2 Satsuma TX 624H ONVOY SPECTRUM, LLC 560   2025-06-09   
346-866 3 Valley Lodge TX 624H ONVOY SPECTRUM, LLC 560   2021-12-04   
346-866 4 Valley Lodge TX 624H ONVOY SPECTRUM, LLC 560   2021-07-14   
346-866 5 Valley Lodge TX 624H ONVOY SPECTRUM, LLC 560   2021-12-04   
346-890 A Bammel TX 624H ONVOY SPECTRUM, LLC 560   2025-11-13   
346-890 5 Bammel TX 624H ONVOY SPECTRUM, LLC 560   2025-11-13   
346-890 6 Bammel TX 624H ONVOY SPECTRUM, LLC 560   2025-11-13   
346-890 7 Bammel TX 624H ONVOY SPECTRUM, LLC 560   2025-11-13   
346-890 8 Bammel TX 624H ONVOY SPECTRUM, LLC 560   2025-11-13   
346-890 9 Bammel TX 624H ONVOY SPECTRUM, LLC 560   2025-11-13   
346-891 A Sugar Land TX 624H ONVOY SPECTRUM, LLC 560   2025-11-13   
346-891 5 Sugar Land TX 624H ONVOY SPECTRUM, LLC 560   2025-11-13   
346-891 6 Sugar Land TX 624H ONVOY SPECTRUM, LLC 560   2025-11-13   
346-891 7 Sugar Land TX 624H ONVOY SPECTRUM, LLC 560   2025-11-13   
346-891 8 Sugar Land TX 624H ONVOY SPECTRUM, LLC 560   2025-11-13   
346-891 9 Sugar Land TX 624H ONVOY SPECTRUM, LLC 560   2025-11-13   
346-910 1 Mont Belvieu TX 624H ONVOY SPECTRUM, LLC 560   2021-12-04   
346-910 2 Mont Belvieu TX 624H ONVOY SPECTRUM, LLC 560   2021-12-04   
346-933 4 Richmond-Rosenberg TX 624H ONVOY SPECTRUM, LLC 560   2021-11-18   
346-933 5 Richmond-Rosenberg TX 624H ONVOY SPECTRUM, LLC 560   2021-11-18   
346-933 6 Richmond-Rosenberg TX 624H ONVOY SPECTRUM, LLC 560   2021-11-18   
346-966 7 Porter TX 624H ONVOY SPECTRUM, LLC 560   2021-07-14   
409-261 6 Galveston TX 624H ONVOY SPECTRUM, LLC 560   2021-07-08   
409-321 0 Galveston TX 624H ONVOY SPECTRUM, LLC 560   2023-12-11   
409-321 1 Galveston TX 624H ONVOY SPECTRUM, LLC 560   2023-12-11   
409-321 2 Galveston TX 624H ONVOY SPECTRUM, LLC 560   2023-12-11   
409-321 3 Galveston TX 624H ONVOY SPECTRUM, LLC 560   2023-12-11   
409-946 4 Port Bolivar TX 624H ONVOY SPECTRUM, LLC 560   2021-07-08   
409-946 7 Port Bolivar TX 624H ONVOY SPECTRUM, LLC 560   2021-12-04   
409-946 8 Port Bolivar TX 624H ONVOY SPECTRUM, LLC 560   2021-12-04   

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

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