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: 317

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-317 A Princess Anne MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242      
667-317 0 Princess Anne MD SLBRMD901MD  939H COMMIO, LLC 242   2022-08-21   
667-317 1 Princess Anne MD SLBRMDSBX7Y  792K CHARTER IP ENABLED SERVICES, LLC 242   2022-11-27   
667-317 2 Princess Anne MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2023-10-22   
667-317 3 Princess Anne MD SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2021-06-30   
667-317 4 Princess Anne MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2021-06-29   
667-317 5 Princess Anne MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2021-07-12   
667-317 6 Princess Anne MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2021-07-12   
667-317 7 Princess Anne MD SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2022-02-04   
667-317 8 Princess Anne MD SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2022-02-04   
667-317 9 Princess Anne MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2023-10-22   

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

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