Local Calling Guide

Area code/prefix search

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-905 5 Brandywine MD 624H ONVOY SPECTRUM, LLC 236   2022-03-04   
240-909 4 Laurel MD 624H ONVOY SPECTRUM, LLC 236   2022-03-06   
240-909 5 Laurel MD 624H ONVOY SPECTRUM, LLC 236   2022-03-06   
240-922 4 Washington Zone 11 MD 624H ONVOY SPECTRUM, LLC 236   2021-05-21   
240-922 7 Washington Zone 11 MD 624H ONVOY SPECTRUM, LLC 236   2022-01-15   
240-922 8 Washington Zone 11 MD 624H ONVOY SPECTRUM, LLC 236   2022-01-15   
240-923 2 Washington Zone 6 MD 624H ONVOY SPECTRUM, LLC 236   2022-04-01   
240-923 3 Washington Zone 6 MD 624H ONVOY SPECTRUM, LLC 236   2022-04-01   
240-946 6 Washington Zone 14 MD 624H ONVOY SPECTRUM, LLC 236   2022-02-07   
240-946 7 Washington Zone 14 MD 624H ONVOY SPECTRUM, LLC 236   2022-02-07   
240-982 8 Gaithersburg MD 624H ONVOY SPECTRUM, LLC 236   2024-07-06   
301-234 2 Washington Zone 16 MD 624H ONVOY SPECTRUM, LLC 236   2021-12-09   
301-235 6 Washington Zone 16 MD 624H ONVOY SPECTRUM, LLC 236   2021-05-22   
301-238 9 Washington Zone 16 MD 624H ONVOY SPECTRUM, LLC 236   2021-05-22   
301-244 1 Washington Zone 3 MD 624H ONVOY SPECTRUM, LLC 236   2021-11-08   
301-267 9 Washington Zone 3 MD 624H ONVOY SPECTRUM, LLC 236   2024-06-24   
301-278 4 Washington Zone 5 MD 624H ONVOY SPECTRUM, LLC 236   2021-12-09   
301-288 6 Washington Zone 12 MD 624H ONVOY SPECTRUM, LLC 236   2021-11-08   
301-289 0 Washington Zone 13 MD 624H ONVOY SPECTRUM, LLC 236   2024-06-24   
301-289 1 Washington Zone 13 MD 624H ONVOY SPECTRUM, LLC 236   2024-06-24   
301-358 8 Washington Zone 15 MD 624H ONVOY SPECTRUM, LLC 236   2021-11-08   
301-372 9 Washington Zone 16 MD 624H ONVOY SPECTRUM, LLC 236   2021-05-22   
301-409 A Washington Zone 2 MD 624H ONVOY SPECTRUM, LLC 236      
301-409 1 Washington Zone 2 MD 624H ONVOY SPECTRUM, LLC 236   2022-03-20   
301-409 2 Washington Zone 2 MD 624H ONVOY SPECTRUM, LLC 236   2022-03-20   
301-409 7 Washington Zone 2 MD 624H ONVOY SPECTRUM, LLC 236   2022-03-10   
301-409 8 Washington Zone 2 MD 624H ONVOY SPECTRUM, LLC 236   2022-03-10   
301-409 9 Washington Zone 2 MD 624H ONVOY SPECTRUM, LLC 236   2022-03-10   
301-410 A Washington Zone 6 MD 624H ONVOY SPECTRUM, LLC 236      
301-410 0 Washington Zone 6 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-26   
301-410 1 Washington Zone 6 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-26   
301-410 2 Washington Zone 6 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-26   
301-410 3 Washington Zone 6 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-26   
301-410 4 Washington Zone 6 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-26   
301-410 5 Washington Zone 6 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-26   
301-410 6 Washington Zone 6 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-26   
301-410 7 Washington Zone 6 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-26   
301-410 8 Washington Zone 6 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-26   
301-410 9 Washington Zone 6 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-26   
301-597 0 Waldorf MD 624H ONVOY SPECTRUM, LLC 236   2022-03-11   
301-597 2 Waldorf MD 624H ONVOY SPECTRUM, LLC 236   2022-03-21   
301-597 3 Waldorf MD 624H ONVOY SPECTRUM, LLC 236   2022-03-21   
301-597 5 Waldorf MD 624H ONVOY SPECTRUM, LLC 236   2022-03-11   
301-597 6 Waldorf MD 624H ONVOY SPECTRUM, LLC 236   2022-03-11   
301-701 1 Washington Zone 13 MD 624H ONVOY SPECTRUM, LLC 236   2024-12-05   
301-701 7 Washington Zone 13 MD 624H ONVOY SPECTRUM, LLC 236   2024-12-05   
301-701 8 Washington Zone 13 MD 624H ONVOY SPECTRUM, LLC 236   2024-12-05   
301-701 9 Washington Zone 13 MD 624H ONVOY SPECTRUM, LLC 236   2024-12-05   
301-715 6 Washington Zone 15 MD 624H ONVOY SPECTRUM, LLC 236   2021-11-08   
301-715 7 Washington Zone 15 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-14   
301-719 4 Washington Zone 16 MD 624H ONVOY SPECTRUM, LLC 236   2021-05-22   
301-781 A Washington Zone 4 MD 624H ONVOY SPECTRUM, LLC 236      
301-781 0 Washington Zone 4 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-18   
301-781 1 Washington Zone 4 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-18   
301-781 2 Washington Zone 4 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-18   
301-781 3 Washington Zone 4 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-18   
301-781 4 Washington Zone 4 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-18   
301-781 5 Washington Zone 4 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-18   
301-781 6 Washington Zone 4 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-18   
301-781 7 Washington Zone 4 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-18   
301-781 8 Washington Zone 4 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-18   
301-781 9 Washington Zone 4 MD 624H ONVOY SPECTRUM, LLC 236   2022-06-18   
301-820 9 Gaithersburg MD 624H ONVOY SPECTRUM, LLC 236   2022-01-07   
301-821 9 Laurel MD 624H ONVOY SPECTRUM, LLC 236   2021-11-08   
301-823 9 Washington Zone 13 MD 624H ONVOY SPECTRUM, LLC 236   2021-11-08   
301-902 5 Washington Zone 13 MD 624H ONVOY SPECTRUM, LLC 236   2021-11-08   
301-902 6 Washington Zone 13 MD 624H ONVOY SPECTRUM, LLC 236   2021-11-08   
301-953 4 Washington Zone 13 MD 624H ONVOY SPECTRUM, LLC 236   2021-11-08   
301-953 5 Washington Zone 13 MD 624H ONVOY SPECTRUM, LLC 236   2021-11-08   
540-873 4 Stafford VA 624H ONVOY SPECTRUM, LLC 236   2022-01-27   
540-873 5 Stafford VA 624H ONVOY SPECTRUM, LLC 236   2022-01-27   
540-930 1 Stafford VA 624H ONVOY SPECTRUM, LLC 236   2021-05-21   
571-300 4 Dale City VA 624H ONVOY SPECTRUM, LLC 236   2021-05-21   
571-413 2 Dulles VA 624H ONVOY SPECTRUM, LLC 236   2021-05-21   
571-450 5 Lorton VA 624H ONVOY SPECTRUM, LLC 236   2020-07-13   
571-450 6 Lorton VA 624H ONVOY SPECTRUM, LLC 236   2020-07-13   
571-450 7 Lorton VA 624H ONVOY SPECTRUM, LLC 236   2020-07-13   
571-475 2 Braddock VA 624H ONVOY SPECTRUM, LLC 236   2021-05-21   
571-487 6 Arcola VA 624H ONVOY SPECTRUM, LLC 236   2021-05-21   
571-504 4 Engleside VA 624H ONVOY SPECTRUM, LLC 236   2021-12-11   
571-504 5 Engleside VA 624H ONVOY SPECTRUM, LLC 236   2021-12-11   
571-504 6 Engleside VA 624H ONVOY SPECTRUM, LLC 236   2022-01-16   
571-504 7 Engleside VA 624H ONVOY SPECTRUM, LLC 236   2022-01-16   
571-507 7 Washington Zone 17 VA 624H ONVOY SPECTRUM, LLC 236   2021-11-12   
571-516 5 Triangle VA 624H ONVOY SPECTRUM, LLC 236   2021-12-19   
571-516 6 Triangle VA 624H ONVOY SPECTRUM, LLC 236   2021-12-19   
571-516 7 Triangle VA 624H ONVOY SPECTRUM, LLC 236   2022-01-20   
571-516 8 Triangle VA 624H ONVOY SPECTRUM, LLC 236   2022-01-20   
571-518 1 Manassas VA 624H ONVOY SPECTRUM, LLC 236   2021-11-15   
571-518 2 Manassas VA 624H ONVOY SPECTRUM, LLC 236   2021-11-15   
571-518 3 Manassas VA 624H ONVOY SPECTRUM, LLC 236   2021-11-15   
571-518 4 Manassas VA 624H ONVOY SPECTRUM, LLC 236   2021-11-15   
571-518 5 Manassas VA 624H ONVOY SPECTRUM, LLC 236   2021-11-15   
571-530 1 Washington Zone 19 VA 624H ONVOY SPECTRUM, LLC 236   2021-11-15   
571-530 2 Washington Zone 19 VA 624H ONVOY SPECTRUM, LLC 236   2021-11-15   
571-532 3 Manassas VA 624H ONVOY SPECTRUM, LLC 236   2021-05-21   
571-538 1 Manassas VA 624H ONVOY SPECTRUM, LLC 236   2022-03-20   
571-543 5 Dale City VA 624H ONVOY SPECTRUM, LLC 236   2022-04-14   
571-543 7 Dale City VA 624H ONVOY SPECTRUM, LLC 236   2022-03-14   
571-545 4 Washington Zone 17 VA 624H ONVOY SPECTRUM, LLC 236   2022-03-20   

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

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