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
667-856 4 Dundalk MD 876D ONVOY, LLC - MD 238   2023-08-10   
667-856 5 Dundalk MD 876D ONVOY, LLC - MD 238   2023-08-10   
667-856 6 Dundalk MD 876D ONVOY, LLC - MD 238   2023-06-16   
667-856 8 Dundalk MD 876D ONVOY, LLC - MD 238   2023-08-10   
667-856 9 Dundalk MD 876D ONVOY, LLC - MD 238   2023-08-10   
667-887 A Worthington MD 876D ONVOY, LLC - MD 238      
667-887 6 Worthington MD 876D ONVOY, LLC - MD 238   2021-05-22   
667-888 A Baltimore MD 876D ONVOY, LLC - MD 238      
667-888 0 Baltimore MD 876D ONVOY, LLC - MD 238   2015-07-27   
667-888 1 Baltimore MD 876D ONVOY, LLC - MD 238   2015-07-27   
667-888 2 Baltimore MD 876D ONVOY, LLC - MD 238   2015-07-27   
667-888 3 Baltimore MD 876D ONVOY, LLC - MD 238   2015-07-27   
667-888 4 Baltimore MD 876D ONVOY, LLC - MD 238   2015-07-27   
667-888 5 Baltimore MD 876D ONVOY, LLC - MD 238   2015-07-27   
667-888 6 Baltimore MD 876D ONVOY, LLC - MD 238   2015-07-27   
667-888 7 Baltimore MD 876D ONVOY, LLC - MD 238   2015-07-27   
667-888 8 Baltimore MD 876D ONVOY, LLC - MD 238   2014-09-26   
667-888 9 Baltimore MD 876D ONVOY, LLC - MD 238   2015-07-27   
667-895 7 Baltimore MD 876D ONVOY, LLC - MD 238   2021-09-23   
667-899 3 Baltimore MD 876D ONVOY, LLC - MD 238   2022-05-15   
667-899 4 Baltimore MD 876D ONVOY, LLC - MD 238   2022-05-22   
667-910 A Baltimore MD 876D ONVOY, LLC - MD 238      
667-910 6 Baltimore MD 876D ONVOY, LLC - MD 238   2021-08-28   
667-910 9 Baltimore MD 876D ONVOY, LLC - MD 238   2021-04-30   
667-925 3 Bel Air MD 876D ONVOY, LLC - MD 238   2023-08-10   
667-925 6 Bel Air MD 876D ONVOY, LLC - MD 238   2022-04-25   
667-925 7 Bel Air MD 876D ONVOY, LLC - MD 238   2023-08-10   
667-925 8 Bel Air MD 876D ONVOY, LLC - MD 238   2023-08-10   
667-930 1 Baltimore MD 876D ONVOY, LLC - MD 238   2016-02-19   
667-930 2 Baltimore MD 876D ONVOY, LLC - MD 238   2016-02-19   
667-930 4 Baltimore MD 876D ONVOY, LLC - MD 238   2015-05-18   
667-930 6 Baltimore MD 876D ONVOY, LLC - MD 238   2016-02-19   
667-942 5 Aberdeen MD 876D ONVOY, LLC - MD 236   2023-08-10   
667-942 6 Aberdeen MD 876D ONVOY, LLC - MD 236   2023-08-10   
667-942 7 Aberdeen MD 876D ONVOY, LLC - MD 236   2023-08-10   
667-942 8 Aberdeen MD 876D ONVOY, LLC - MD 236   2023-08-10   
667-942 9 Aberdeen MD 876D ONVOY, LLC - MD 236   2023-08-10   
667-946 9 Churchville MD 876D ONVOY, LLC - MD 238   2025-02-01   
667-962 A North Beach MD 876D ONVOY, LLC - MD 238      
667-962 0 North Beach MD 876D ONVOY, LLC - MD 238   2023-08-10   
667-962 1 North Beach MD 876D ONVOY, LLC - MD 238   2023-08-10   
667-962 2 North Beach MD 876D ONVOY, LLC - MD 238   2021-05-23   
667-962 3 North Beach MD 876D ONVOY, LLC - MD 238   2021-05-23   
667-962 6 North Beach MD 876D ONVOY, LLC - MD 238   2021-05-22   
667-962 8 North Beach MD 876D ONVOY, LLC - MD 238   2021-05-23   
667-962 9 North Beach MD 876D ONVOY, LLC - MD 238   2021-05-23   
667-966 A New Windsor MD 876D ONVOY, LLC - MD 238      
667-966 0 New Windsor MD 876D ONVOY, LLC - MD 238   2021-05-23   
667-966 1 New Windsor MD 876D ONVOY, LLC - MD 238   2021-05-23   
667-966 6 New Windsor MD 876D ONVOY, LLC - MD 238   2021-05-22   

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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