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: 567

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-567 A Havre de Grace MD BLTMMDCH42Z  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 3 Havre de Grace MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-01-01   
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   
667-567 9 Havre de Grace MD   624H ONVOY SPECTRUM, LLC 238   2021-05-23   

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

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