Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Smith Island, MD

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
410-425 A SMISMDSIRS0  9212 VERIZON MARYLAND, INC. 242      
410-425 0   2593 CORE COMMUNICATIONS, INC.- MD 242   2004-04-03   
410-425 1   073H TELNYX LLC 242   2017-09-13   
410-425 2   9212 VERIZON MARYLAND, INC. 242      
410-425 3   876D ONVOY, LLC - MD 242   2019-02-26   
410-425 4   876D ONVOY, LLC - MD 242   2019-02-26   
410-425 5   145J TERRA NOVA TELECOM INC. 242   2021-01-28   
410-425 6   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-06-17   
410-425 7   876D ONVOY, LLC - MD 242   2017-04-14   
410-425 8   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-06-17   
410-425 9   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-06-17   
667-662 A SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
667-662 1   876D ONVOY, LLC - MD 242   2020-08-09   
667-662 2   876D ONVOY, LLC - MD 242   2020-08-09   
667-662 4   624H ONVOY SPECTRUM, LLC 242   2021-05-27   
667-662 6   876D ONVOY, LLC - MD 242   2019-12-11   
667-662 7   876D ONVOY, LLC - MD 242   2019-12-11   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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