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 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   
346-866 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   
346-910 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   
409-995 6 Texas City-La Marque TX 624H ONVOY SPECTRUM, LLC 560   2021-07-08   
713-262 6 Houston TX 624H ONVOY SPECTRUM, LLC 560   2020-07-07   
713-262 7 Houston TX 624H ONVOY SPECTRUM, LLC 560   2020-07-07   
713-399 A Houston TX 624H ONVOY SPECTRUM, LLC 560      
713-399 0 Houston TX 624H ONVOY SPECTRUM, LLC 560   2022-06-25   
713-399 1 Houston TX 624H ONVOY SPECTRUM, LLC 560   2022-06-25   
713-399 2 Houston TX 624H ONVOY SPECTRUM, LLC 560   2022-06-25   
713-399 3 Houston TX 624H ONVOY SPECTRUM, LLC 560   2022-06-25   
713-399 4 Houston TX 624H ONVOY SPECTRUM, LLC 560   2022-06-25   
713-399 5 Houston TX 624H ONVOY SPECTRUM, LLC 560   2022-06-25   
713-399 6 Houston TX 624H ONVOY SPECTRUM, LLC 560   2022-06-25   
713-399 7 Houston TX 624H ONVOY SPECTRUM, LLC 560   2022-06-25   
713-399 8 Houston TX 624H ONVOY SPECTRUM, LLC 560   2022-06-25   
713-399 9 Houston TX 624H ONVOY SPECTRUM, LLC 560   2022-06-25   
713-431 1 Houston TX 624H ONVOY SPECTRUM, LLC 560   2020-07-07   
713-519 A Houston Suburban TX 624H ONVOY SPECTRUM, LLC 560      
713-519 0 Houston Suburban TX 624H ONVOY SPECTRUM, LLC 560   2023-09-06   
713-519 1 Houston Suburban TX 624H ONVOY SPECTRUM, LLC 560   2023-09-06   
713-519 2 Houston Suburban TX 624H ONVOY SPECTRUM, LLC 560   2023-09-06   
713-519 3 Houston Suburban TX 624H ONVOY SPECTRUM, LLC 560   2023-09-06   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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