Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 2697 CTC COMMUNICATIONS CORP. - MD

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
443-645 1 Millersville MD   238      
443-646 A North Beach MD   238      
443-646 1 North Beach MD   238      
443-647 A New Windsor MD   238      
443-647 1 New Windsor MD   238      
443-652 5 Towson MD   238   2016-07-01   
443-733 2 Waterloo MD   238   2009-03-17   
443-787 A Bel Air MD   238      
443-787 1 Bel Air MD   238      
443-805 2 Glen Burnie MD   238   2013-03-05   
443-808 2 Annapolis MD   238   2014-08-12   
443-841 1 Towson MD   238   2005-03-10   
443-843 3 Havre de Grace MD   238   2011-12-16   
443-868 6 Essex MD   238   2011-10-21   
443-878 1 Columbia MD   238   2005-08-25   
443-879 1 Dundalk MD   238   2006-01-20   
443-931 4 Baltimore MD   238   2012-08-23   
443-947 A Perryville MD   238      
443-947 1 Perryville MD   238      
443-948 7 Baltimore MD   238   2014-03-10   
443-968 3 Prince Frederick MD   238   2006-07-30   
667-224 6 Baltimore MD   238   2015-06-29   
667-224 7 Baltimore MD   238   2015-06-29   

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Last updated: Sat, 11 Jul 2020 20:37:26 UTC

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