Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 667 [Rate centres in NPA 667] [Dial plan for NPA 667]

NXX: 667

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-667 A Pikesville MD   876D ONVOY, LLC - MD 238   2025-10-16   
667-667 0 Pikesville MD   876D ONVOY, LLC - MD 238   2025-10-16   
667-667 6 Pikesville MD   876D ONVOY, LLC - MD 238   2025-10-16   
667-667 7 Pikesville MD   876D ONVOY, LLC - MD 238   2025-10-16   
667-667 8 Pikesville MD   876D ONVOY, LLC - MD 238   2025-10-16   

Last updated: Mon, 15 Sep 2025 02:24:40 UTC

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