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: 372

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-372 A Cambridge MD ESTNMDBNGT0  2593 CORE COMMUNICATIONS, INC.- MD 242      
667-372 0 Cambridge MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-12-06   
667-372 1 Cambridge MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-12-06   
667-372 2 Cambridge MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-12-06   
667-372 3 Cambridge MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-12-06   
667-372 4 Cambridge MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-04   
667-372 5 Cambridge MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-04   
667-372 6 Cambridge MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-12-06   
667-372 7 Cambridge MD ESTNMDBNGT0  2593 CORE COMMUNICATIONS, INC.- MD 242   2019-03-28   
667-372 8 Cambridge MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2019-01-10   
667-372 9 Cambridge MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2020-04-02   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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