Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

OCN: 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
443-931 0 Baltimore MD   238   2011-12-30   
443-931 1 Baltimore MD   238   2011-12-30   
443-933 0 Cockeysville MD   238   2015-11-28   
443-933 1 Cockeysville MD   238   2018-10-07   
443-933 2 Cockeysville MD   238   2018-10-07   
443-933 5 Cockeysville MD   238   2018-10-07   
443-934 A Baltimore MD BLTOMDKHBMD  238      
443-934 0 Baltimore MD   238   2008-02-01   
443-934 1 Baltimore MD   238   2008-03-03   
443-934 2 Baltimore MD   238   2008-03-03   
443-934 3 Baltimore MD   238   2008-03-03   
443-934 4 Baltimore MD   238   2008-03-03   
443-934 5 Baltimore MD   238   2008-03-03   
443-934 6 Baltimore MD   238   2008-03-03   
443-934 7 Baltimore MD   238   2008-03-03   
443-938 A Baltimore MD BLTOMDKHBMD  238      
443-938 0 Baltimore MD   238   2007-10-06   
443-938 1 Baltimore MD   238   2007-10-06   
443-938 2 Baltimore MD   238   2007-10-06   
443-938 3 Baltimore MD   238   2007-10-06   
443-941 4 Elkton MD   238   2015-03-01   
443-944 1 Salisbury MD   242   2006-11-02   
443-944 2 Salisbury MD   242   2006-11-02   
443-944 3 Salisbury MD   242   2007-01-02   
443-944 4 Salisbury MD   242   2007-02-02   
443-944 5 Salisbury MD   242   2007-04-02   
443-944 6 Salisbury MD   242   2007-05-03   
443-944 7 Salisbury MD   242   2007-06-01   
443-945 2 Elkton MD   238   2007-12-14   
443-945 3 Elkton MD   238   2008-08-01   
443-945 4 Elkton MD   238   2008-10-03   
443-945 5 Elkton MD   238   2008-03-03   
443-945 6 Elkton MD   238   2009-04-02   
443-945 7 Elkton MD   238   2010-03-16   
443-945 8 Elkton MD   238   2013-12-01   
443-946 9 Parkville MD   238   2017-10-27   
443-947 0 Perryville MD   238   2018-01-17   
443-949 5 Annapolis MD   238   2009-02-02   
443-952 A Westminster MD BLTOMDKHBMD  238      
443-952 0 Westminster MD   238   2011-11-06   
443-952 1 Westminster MD   238   2012-07-03   
443-953 A Salisbury MD ESTNMDESQMD  242      
443-953 0 Salisbury MD   242   2011-11-06   
443-953 1 Salisbury MD   242   2016-06-04   
443-953 4 Salisbury MD   242   2018-07-20   
443-953 5 Salisbury MD   242   2018-07-20   
443-955 A Baltimore MD BLTOMDKHBMD  238      
443-955 0 Baltimore MD   238   2006-05-06   
443-955 1 Baltimore MD   238   2006-05-08   
443-955 2 Baltimore MD   238   2006-06-02   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 >>

Last updated: Mon, 24 May 2021 01:28:43 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.