Local Calling Guide

Area code/prefix search

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OCN: 876D ONVOY, LLC - MD

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
667-647 8 North East MD   238   2025-12-14   
667-656 2 Edgewood MD   238   2021-09-23   
667-656 3 Edgewood MD   238   2021-09-23   
667-656 5 Edgewood MD   238   2021-12-19   
667-657 A Chase MD BLTMMDCH42Z  238      
667-657 2 Chase MD   238   2021-09-23   
667-657 6 Chase MD   238   2021-05-22   
667-660 A Marion MD SLBRMDSBXVX  242      
667-660 4 Marion MD   242   2020-10-17   
667-660 5 Marion MD   242   2020-10-17   
667-660 6 Marion MD   242   2019-12-11   
667-660 7 Marion MD   242   2019-12-11   
667-661 A Snow Hill MD SLBRMDSBXVX  242      
667-661 6 Snow Hill MD   242   2019-12-11   
667-661 7 Snow Hill MD   242   2019-12-11   
667-661 8 Snow Hill MD   242   2021-07-12   
667-662 A Smith Island MD SLBRMDSBXVX  242      
667-662 1 Smith Island MD   242   2020-08-09   
667-662 2 Smith Island MD   242   2020-08-09   
667-662 6 Smith Island MD   242   2019-12-11   
667-662 7 Smith Island MD   242   2019-12-11   
667-663 A Ocean City MD SLBRMDSBXVX  242      
667-663 3 Ocean City MD   242   2020-08-09   
667-663 4 Ocean City MD   242   2024-09-15   
667-663 6 Ocean City MD   242   2019-12-11   
667-663 7 Ocean City MD   242   2019-12-11   
667-664 A Trappe MD SLBRMDSBXVX  242      
667-664 4 Trappe MD   242   2021-03-05   
667-664 6 Trappe MD   242   2019-12-11   
667-664 7 Trappe MD   242   2019-12-11   
667-665 2 Hillsboro MD   242   2022-04-25   
667-666 A West River MD BLTMMDCH42Z  238      
667-666 0 West River MD   238   2016-06-13   
667-666 1 West River MD   238   2016-06-13   
667-666 2 West River MD   238   2016-08-05   
667-666 3 West River MD   238   2016-08-05   
667-666 6 West River MD   238   2016-06-02   
667-667 A Pikesville MD   238   2025-10-16   
667-667 0 Pikesville MD   238   2025-10-16   
667-667 6 Pikesville MD   238   2025-10-16   
667-667 7 Pikesville MD   238   2025-10-16   
667-667 8 Pikesville MD   238   2025-10-16   
667-668 2 Fallston MD   238   2021-07-11   
667-668 3 Fallston MD   238   2021-07-11   
667-668 8 Fallston MD   238   2026-01-04   
667-669 2 Galena MD   242   2021-09-25   
667-669 5 Galena MD   242   2021-12-20   
667-670 A Sudlersville MD SLBRMDSBXVX  242      
667-670 0 Sudlersville MD   242   2021-05-18   
667-670 1 Sudlersville MD   242   2021-05-18   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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