Local Calling Guide

Area code/prefix search

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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
443-843 9 Havre de Grace MD BLTMMD91GT0  238   2019-03-29   
443-856 A Ocean City MD SLBRMD90DS0  242      
443-856 1 Ocean City MD ESTNMDBNGT0  242   2002-08-23   
443-859 9 Salisbury MD SLBRMD90DS0  242   2019-05-02   
443-879 0 Dundalk MD BLTMMD91GT0  238   2019-04-30   
443-881 7 Reisterstown MD BLTMMD91GT0  238   2019-05-01   
443-892 5 New Windsor MD   238   2018-06-16   
443-893 4 Woodlawn MD   238   2018-06-16   
443-893 5 Woodlawn MD   238   2018-06-16   
443-893 6 Woodlawn MD   238   2018-06-16   
443-893 8 Woodlawn MD BLTMMD91GT0  238   2019-05-02   
443-893 9 Woodlawn MD BLTMMD91GT0  238   2019-05-02   
443-897 4 Baltimore MD BLTMMD91GT0  238   2019-04-12   
443-898 0 Pikesville MD   238   2018-10-23   
443-899 5 Waterloo MD BLTMMD91GT0  238   2019-05-02   
443-899 6 Waterloo MD BLTMMD91GT0  238   2019-05-02   
443-912 A Towson MD BLTMMD91GT0  238      
443-912 1 Towson MD BLTMMD91GT0  238   2002-08-23   
443-918 0 Taneytown MD BLTMMD91DS1  238   2004-04-02   
443-920 1 Sykesville MD BLTMMD91GT0  238   2019-05-01   
443-920 2 Sykesville MD BLTMMD91GT0  238   2019-05-01   
443-920 6 Sykesville MD BLTMMD91GT0  238   2019-05-01   
443-933 6 Cockeysville MD BLTMMD91GT0  238   2019-07-30   
443-933 7 Cockeysville MD BLTMMD91GT0  238   2019-07-30   
443-936 2 Elkridge MD BLTMMD91GT0  238   2019-03-28   
443-936 3 Elkridge MD BLTMMD91GT0  238   2019-07-30   
443-936 4 Elkridge MD BLTMMD91GT0  238   2019-07-30   
443-937 0 Union Bridge MD BLTMMD91DS1  238   2004-04-02   
443-937 4 Union Bridge MD   238   2018-06-16   
443-946 A Parkville MD BLTMMDCHYMD  238      
443-946 2 Parkville MD BLTMMD91GT0  238   2019-05-01   
443-946 3 Parkville MD   238   2018-10-23   
443-946 4 Parkville MD   238   2018-10-23   
443-946 5 Parkville MD   238   2018-10-23   
443-946 8 Parkville MD   238   2018-10-23   
443-947 8 Perryville MD BLTMMD91GT0  238   2019-03-29   
443-963 0 Baltimore MD   238   2018-10-19   
443-963 2 Baltimore MD BLTMMD91GT0  238   2012-03-25   
443-969 6 Essex MD   238   2018-06-16   
443-971 2 Taneytown MD   238   2018-06-16   
443-971 4 Taneytown MD   238   2018-06-16   
443-971 5 Taneytown MD   238   2018-06-16   
443-971 6 Taneytown MD BLTMMD91GT0  238   2019-07-31   
443-972 2 Cambridge MD SLBRMD90DS0  242   2019-07-31   
443-972 6 Cambridge MD SLBRMD90DS0  242   2019-07-31   
443-978 4 Salisbury MD   242   2018-10-23   
443-978 5 Salisbury MD   242   2018-10-23   
443-978 6 Salisbury MD   242   2018-10-23   
443-981 4 Fallston MD   238   2018-06-16   
443-981 5 Fallston MD   238   2018-06-16   

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Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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