Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 4749 TELCOVE OPERATIONS, INC. - MD

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
240-215 A Frederick MD IJVLMD01DS0  240      
240-215 0 Frederick MD   240      
240-215 1 Frederick MD   240      
240-215 6 Frederick MD   240      
240-215 8 Frederick MD   240      
240-215 9 Frederick MD   240      
240-291 9 Hagerstown MD   240   2003-11-09   
240-357 9 Frederick MD   240   2006-11-21   
240-436 A Buckeystown MD IJVLMD01DS0  240      
240-436 6 Buckeystown MD   240      
240-469 2 Hagerstown MD   240   2008-04-11   
240-566 3 Frederick MD   240   2002-10-01   
240-566 4 Frederick MD   240   2002-10-01   
240-751 A Gaithersburg MD CHCHMDBE5MD  236      
240-751 1 Gaithersburg MD   236      
240-752 A Washington Zone 2 MD CHCHMDBE5MD  236      
240-752 0 Washington Zone 2 MD   236      
240-753 A Washington Zone 10 MD CHCHMDBE5MD  236      
240-753 1 Washington Zone 10 MD   236      
301-244 A Washington Zone 3 MD CHCHMDBE5MD  236      
301-244 1 Washington Zone 3 MD   236      
301-321 A Washington Zone 11 MD CHCHMDBE5MD  236      
301-321 1 Washington Zone 11 MD   236      
410-660 4 Elkridge MD   238   2007-04-12   
443-200 8 Woodlawn MD   238   2006-09-01   
443-543 4 Arbutus MD   238   2005-08-22   
443-631 8 Catonsville MD   238   2006-12-08   
443-740 A Baltimore MD BLTMMDCHBMD  238   2005-03-20   
443-740 2 Baltimore MD   238   2005-03-20   

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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