Local Calling Guide

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NPA: 667 [Rate centres in NPA 667] [Dial plan for NPA 667]

NXX: 254

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-254 A Chestertown MD SLBRMD90DS0  2593 CORE COMMUNICATIONS, INC.- MD 242      
667-254 0 Chestertown MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2024-05-23   
667-254 1 Chestertown MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2025-04-08   
667-254 2 Chestertown MD SLBRMD90DS0  2593 CORE COMMUNICATIONS, INC.- MD 242   2019-05-02   
667-254 3 Chestertown MD SLBRMD90DS0  2593 CORE COMMUNICATIONS, INC.- MD 242   2019-05-02   
667-254 4 Chestertown MD ESTNMDES5MD  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 242   2020-10-04   
667-254 5 Chestertown MD SLBRMD901MD  939H COMMIO, LLC 242   2022-08-21   
667-254 6 Chestertown MD SLBRMD90DS0  2593 CORE COMMUNICATIONS, INC.- MD 242   2019-05-02   
667-254 7 Chestertown MD SLBRMD90DS0  2593 CORE COMMUNICATIONS, INC.- MD 242   2019-05-02   
667-254 8 Chestertown MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-04   
667-254 9 Chestertown MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-04   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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