Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 2593 CORE COMMUNICATIONS, INC.- MD

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
667-867 8 Baltimore MD   238   2018-10-23   
667-867 9 Baltimore MD   238   2018-10-23   
667-876 A Annapolis MD BLTMMD91GT0  238      
667-876 0 Annapolis MD   238   2018-12-09   
667-876 1 Annapolis MD   238   2018-12-09   
667-876 2 Annapolis MD   238   2018-12-09   
667-876 3 Annapolis MD   238   2018-12-09   
667-876 4 Annapolis MD   238   2018-12-09   
667-876 5 Annapolis MD   238   2018-12-09   
667-876 6 Annapolis MD   238   2018-12-09   
667-876 7 Annapolis MD   238   2018-12-09   
667-876 8 Annapolis MD   238   2018-12-09   
667-876 9 Annapolis MD   238   2018-12-09   
667-946 A Churchville MD BLTMMD91GT0  238      
667-946 0 Churchville MD   238   2018-12-06   
667-946 1 Churchville MD   238   2018-12-06   
667-946 2 Churchville MD   238   2018-12-06   
667-946 3 Churchville MD BLTMMD91GT0  238   2019-03-28   
667-946 4 Churchville MD BLTMMD91GT0  238   2019-03-28   
667-946 5 Churchville MD BLTMMD91GT0  238   2019-03-28   
667-946 6 Churchville MD BLTMMD91GT0  238   2019-03-28   
667-946 7 Churchville MD   238   2018-12-06   
667-946 8 Churchville MD BLTMMD91GT0  238   2019-07-30   

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

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