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 46 47 48 49 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
443-844 0 Baltimore MD BLTOMDKHBMD  238   2006-04-07   
443-844 1 Baltimore MD BLTOMDKHBMD  238   2006-04-07   
443-844 2 Baltimore MD BLTOMDKHBMD  238   2006-04-10   
443-844 4 Baltimore MD BLTOMDKHBMD  238   2006-04-10   
443-844 5 Baltimore MD BLTOMDKHBMD  238   2006-04-10   
443-844 6 Baltimore MD BLTOMDKHBMD  238   2006-04-10   
443-844 7 Baltimore MD BLTOMDKHBMD  238   2006-04-10   
443-844 8 Baltimore MD BLTOMDKHBMD  238   2006-04-10   
443-844 9 Baltimore MD BLTOMDKHBMD  238   2006-04-24   
443-845 A Baltimore MD BLTOMDKHBMD  238      
443-845 0 Baltimore MD BLTOMDKHBMD  238      
443-845 1 Baltimore MD BLTOMDKHBMD  238      
443-845 2 Baltimore MD BLTOMDKHBMD  238      
443-845 3 Baltimore MD BLTOMDKHBMD  238   2005-06-02   
443-845 4 Baltimore MD BLTOMDKHBMD  238   2005-06-02   
443-845 5 Baltimore MD BLTOMDKHBMD  238   2005-06-02   
443-845 6 Baltimore MD BLTOMDKHBMD  238      
443-845 7 Baltimore MD BLTOMDKHBMD  238      
443-845 8 Baltimore MD BLTOMDKHBMD  238      
443-845 9 Baltimore MD BLTOMDKHBMD  238      
443-847 A Towson MD BLTOMDKHBMD  238      
443-847 0 Towson MD BLTOMDKHBMD  238   2006-12-07   
443-847 1 Towson MD BLTOMDKHBMD  238   2007-02-02   
443-848 0 Glen Burnie MD BLTOMDKHBMD  238   2011-09-12   
443-848 1 Glen Burnie MD BLTOMDKHBMD  238   2003-11-03   
443-848 3 Glen Burnie MD BLTOMDKHBMD  238   2003-12-19   
443-848 6 Glen Burnie MD BLTOMDKHBMD  238   2004-02-28   
443-848 7 Glen Burnie MD BLTOMDKHBMD  238   2004-04-01   
443-848 8 Glen Burnie MD BLTOMDKHBMD  238   2003-09-03   
443-848 9 Glen Burnie MD BLTOMDKHBMD  238   2004-06-03   
443-853 A Baltimore MD BLTOMDKHBMD  238      
443-853 0 Baltimore MD BLTOMDKHBMD  238   2010-09-24   
443-859 1 Salisbury MD ESTNMDESQMD  242   2007-12-14   
443-859 2 Salisbury MD ESTNMDESQMD  242   2007-12-14   
443-859 3 Salisbury MD ESTNMDESQMD  242   2008-03-03   
443-859 4 Salisbury MD ESTNMDESQMD  242   2008-03-03   
443-859 5 Salisbury MD ESTNMDESQMD  242   2008-08-14   
443-859 7 Salisbury MD ESTNMDESQMD  242   2007-08-02   
443-862 A Towson MD BLTOMDKHBMD  238      
443-862 0 Towson MD BLTOMDKHBMD  238   2011-12-08   
443-862 1 Towson MD BLTOMDKHBMD  238   2011-12-08   
443-862 2 Towson MD BLTOMDKHBMD  238   2011-12-09   
443-862 3 Towson MD BLTOMDKHBMD  238   2011-12-09   
443-862 4 Towson MD BLTOMDKHBMD  238   2011-12-09   
443-862 5 Towson MD BLTOMDKHBMD  238   2011-12-09   
443-862 6 Towson MD BLTOMDKHBMD  238   2011-12-09   
443-862 7 Towson MD BLTOMDKHBMD  238   2012-10-01   
443-862 8 Towson MD BLTOMDKHBMD  238   2012-10-01   
443-862 9 Towson MD BLTOMDKHBMD  238   2012-10-01   
443-863 A Baltimore MD BLTOMDKHBMD  238      

<< 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 46 47 48 49 >>

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.