Local Calling Guide

Area code/prefix search

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
667-456 4 Dundalk MD 876D ONVOY, LLC - MD 238   2024-12-02   
667-456 5 Dundalk MD 876D ONVOY, LLC - MD 238   2024-12-02   
667-456 6 Dundalk MD 876D ONVOY, LLC - MD 238   2024-12-02   
667-456 8 Dundalk MD 876D ONVOY, LLC - MD 238   2024-10-21   
667-458 0 Annapolis MD 876D ONVOY, LLC - MD 238   2016-08-05   
667-460 0 Pikesville MD 876D ONVOY, LLC - MD 238   2024-02-25   
667-460 1 Pikesville MD 876D ONVOY, LLC - MD 238   2024-02-25   
667-460 2 Pikesville MD 876D ONVOY, LLC - MD 238   2024-02-25   
667-462 2 Elkton MD 876D ONVOY, LLC - MD 238   2024-03-01   
667-462 3 Elkton MD 876D ONVOY, LLC - MD 238   2024-04-04   
667-464 3 Baltimore MD 876D ONVOY, LLC - MD 238   2022-05-22   
667-464 4 Baltimore MD 876D ONVOY, LLC - MD 238   2022-05-22   
667-465 5 Aberdeen MD 876D ONVOY, LLC - MD 236   2024-07-06   
667-469 A Bel Air MD 876D ONVOY, LLC - MD 238   2024-04-04   
667-469 0 Bel Air MD 876D ONVOY, LLC - MD 238   2024-04-04   
667-469 1 Bel Air MD 876D ONVOY, LLC - MD 238   2024-04-04   
667-470 2 Glen Burnie MD 876D ONVOY, LLC - MD 238   2024-07-06   
667-474 A Armiger-Gibson Island MD 876D ONVOY, LLC - MD 238   2024-05-11   
667-474 0 Armiger-Gibson Island MD 876D ONVOY, LLC - MD 238   2024-05-11   
667-474 1 Armiger-Gibson Island MD 876D ONVOY, LLC - MD 238   2024-05-11   
667-474 2 Armiger-Gibson Island MD 876D ONVOY, LLC - MD 238   2024-05-11   
667-474 9 Armiger-Gibson Island MD 876D ONVOY, LLC - MD 238   2025-12-14   
667-475 A Crofton MD 876D ONVOY, LLC - MD 238   2024-05-12   
667-475 0 Crofton MD 876D ONVOY, LLC - MD 238   2024-05-12   
667-476 A Glenwood MD 876D ONVOY, LLC - MD 238      
667-476 2 Glenwood MD 876D ONVOY, LLC - MD 238   2021-07-11   
667-476 3 Glenwood MD 876D ONVOY, LLC - MD 238   2021-07-11   
667-476 6 Glenwood MD 876D ONVOY, LLC - MD 238   2021-05-23   
667-476 7 Glenwood MD 876D ONVOY, LLC - MD 238   2021-05-22   
667-476 8 Glenwood MD 876D ONVOY, LLC - MD 238   2021-05-23   
667-476 9 Glenwood MD 876D ONVOY, LLC - MD 238   2021-05-23   
667-477 A Hampstead MD 876D ONVOY, LLC - MD 238      
667-477 5 Hampstead MD 876D ONVOY, LLC - MD 238   2021-09-23   
667-477 6 Hampstead MD 876D ONVOY, LLC - MD 238   2021-05-22   
667-477 7 Hampstead MD 876D ONVOY, LLC - MD 238   2023-08-10   
667-477 8 Hampstead MD 876D ONVOY, LLC - MD 238   2023-08-10   
667-478 A Sykesville MD 876D ONVOY, LLC - MD 238   2024-05-12   
667-478 0 Sykesville MD 876D ONVOY, LLC - MD 238   2024-05-12   
667-478 1 Sykesville MD 876D ONVOY, LLC - MD 238   2024-05-12   
667-479 A Ellicott City MD 876D ONVOY, LLC - MD 238   2024-05-12   
667-479 0 Ellicott City MD 876D ONVOY, LLC - MD 238   2024-05-12   
667-479 1 Ellicott City MD 876D ONVOY, LLC - MD 238   2024-05-12   
667-484 6 Westminster MD 876D ONVOY, LLC - MD 238   2026-01-11   
667-484 8 Westminster MD 876D ONVOY, LLC - MD 238   2025-11-28   
667-484 9 Westminster MD 876D ONVOY, LLC - MD 238   2025-04-06   
667-489 A Hampstead MD 876D ONVOY, LLC - MD 238   2024-08-04   
667-489 0 Hampstead MD 876D ONVOY, LLC - MD 238   2024-08-04   
667-492 0 Severn MD 876D ONVOY, LLC - MD 238   2024-07-23   
667-492 8 Severn MD 876D ONVOY, LLC - MD 238   2024-07-23   
667-492 9 Severn MD 876D ONVOY, LLC - MD 238   2024-07-23   
667-493 1 Annapolis MD 876D ONVOY, LLC - MD 238   2025-09-28   
667-493 2 Annapolis MD 876D ONVOY, LLC - MD 238   2025-04-06   
667-493 3 Annapolis MD 876D ONVOY, LLC - MD 238   2026-01-10   
667-502 0 Columbia MD 876D ONVOY, LLC - MD 238   2025-10-13   
667-502 1 Columbia MD 876D ONVOY, LLC - MD 238   2026-01-04   
667-502 4 Columbia MD 876D ONVOY, LLC - MD 238   2026-06-29   
667-502 5 Columbia MD 876D ONVOY, LLC - MD 238   2025-03-02   
667-503 6 Baltimore MD 876D ONVOY, LLC - MD 238   2025-03-24   
667-503 7 Baltimore MD 876D ONVOY, LLC - MD 238   2025-03-24   
667-503 8 Baltimore MD 876D ONVOY, LLC - MD 238   2025-03-24   
667-503 9 Baltimore MD 876D ONVOY, LLC - MD 238   2025-03-24   
667-506 0 Baltimore MD 876D ONVOY, LLC - MD 238   2025-05-05   
667-506 1 Baltimore MD 876D ONVOY, LLC - MD 238   2025-05-05   
667-508 0 Woodlawn MD 876D ONVOY, LLC - MD 238   2025-07-20   
667-508 1 Woodlawn MD 876D ONVOY, LLC - MD 238   2025-09-06   
667-508 2 Woodlawn MD 876D ONVOY, LLC - MD 238   2025-10-12   
667-508 3 Woodlawn MD 876D ONVOY, LLC - MD 238   2026-06-22   
667-509 0 Severna Park MD 876D ONVOY, LLC - MD 238   2025-09-28   
667-509 3 Severna Park MD 876D ONVOY, LLC - MD 238   2026-06-22   
667-525 A Baltimore MD 876D ONVOY, LLC - MD 238   2025-10-04   
667-525 0 Baltimore MD 876D ONVOY, LLC - MD 238   2025-10-04   
667-525 6 Baltimore MD 876D ONVOY, LLC - MD 238   2025-11-08   
667-525 7 Baltimore MD 876D ONVOY, LLC - MD 238   2025-10-18   
667-525 8 Baltimore MD 876D ONVOY, LLC - MD 238   2025-10-18   
667-525 9 Baltimore MD 876D ONVOY, LLC - MD 238   2025-10-18   
667-527 8 Glen Burnie MD 876D ONVOY, LLC - MD 238   2026-01-04   
667-532 A Parkville MD 876D ONVOY, LLC - MD 238   2025-12-26   
667-532 0 Parkville MD 876D ONVOY, LLC - MD 238   2025-12-26   
667-538 A Churchville MD 876D ONVOY, LLC - MD 238   2026-03-20   
667-538 0 Churchville MD 876D ONVOY, LLC - MD 238   2026-03-20   
667-548 A Towson MD 876D ONVOY, LLC - MD 238   2026-07-23   
667-548 0 Towson MD 876D ONVOY, LLC - MD 238   2026-07-23   
667-567 A Havre de Grace MD 876D ONVOY, LLC - MD 238      
667-567 0 Havre de Grace MD 876D ONVOY, LLC - MD 238   2021-05-23   
667-567 1 Havre de Grace MD 876D ONVOY, LLC - MD 238   2021-05-23   
667-567 2 Havre de Grace MD 876D ONVOY, LLC - MD 238   2021-09-23   
667-567 4 Havre de Grace MD 876D ONVOY, LLC - MD 238   2021-05-23   
667-567 5 Havre de Grace MD 876D ONVOY, LLC - MD 238   2021-05-23   
667-567 6 Havre de Grace MD 876D ONVOY, LLC - MD 238   2021-05-22   
667-567 7 Havre de Grace MD 876D ONVOY, LLC - MD 238   2021-05-23   
667-567 8 Havre de Grace MD 876D ONVOY, LLC - MD 238   2021-05-23   
667-576 A Jarrettsville MD 876D ONVOY, LLC - MD 238      
667-576 2 Jarrettsville MD 876D ONVOY, LLC - MD 238   2021-07-11   
667-576 3 Jarrettsville MD 876D ONVOY, LLC - MD 238   2021-07-11   
667-576 4 Jarrettsville MD 876D ONVOY, LLC - MD 238   2023-11-24   
667-576 6 Jarrettsville MD 876D ONVOY, LLC - MD 238   2021-05-22   
667-577 4 Elkton MD 876D ONVOY, LLC - MD 238   2023-08-10   
667-577 6 Elkton MD 876D ONVOY, LLC - MD 238   2021-03-04   
667-577 8 Elkton MD 876D ONVOY, LLC - MD 238   2021-03-04   
667-577 9 Elkton MD 876D ONVOY, LLC - MD 238   2021-03-04   

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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