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: 662

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-662 A Smith Island MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
667-662 0 Smith Island MD SLBRMDSBWMD  073H TELNYX LLC 242   2023-05-01   
667-662 1 Smith Island MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2020-08-09   
667-662 2 Smith Island MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2020-08-09   
667-662 4 Smith Island MD SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2021-05-27   
667-662 6 Smith Island MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-12-11   
667-662 7 Smith Island MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-12-11   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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