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
443-752 7 Bel Air MD   238   2007-08-20   
443-752 8 Bel Air MD   238   2007-12-14   
443-752 9 Bel Air MD   238   2008-01-14   
443-754 A Salisbury MD ESTNMDESQMD  242      
443-754 0 Salisbury MD   242   2010-08-06   
443-754 1 Salisbury MD   242   2011-02-03   
443-754 4 Salisbury MD   242   2011-07-15   
443-754 5 Salisbury MD   242   2015-09-30   
443-754 7 Salisbury MD   242   2014-08-01   
443-758 0 Annapolis MD   238   2008-01-29   
443-758 3 Annapolis MD   238   2006-07-03   
443-758 4 Annapolis MD   238   2006-07-03   
443-758 5 Annapolis MD   238   2006-07-03   
443-758 6 Annapolis MD   238   2006-07-03   
443-758 7 Annapolis MD   238   2006-07-03   
443-758 8 Annapolis MD   238   2006-07-03   
443-759 A Baltimore MD BLTOMDKHBMD  238      
443-759 0 Baltimore MD   238   2007-12-27   
443-761 0 Towson MD   238   2010-06-15   
443-761 1 Towson MD   238   2010-03-16   
443-761 2 Towson MD   238   2010-06-15   
443-761 3 Towson MD   238   2011-06-27   
443-761 4 Towson MD   238   2011-06-27   
443-761 5 Towson MD   238   2011-06-27   
443-761 7 Towson MD   238   2011-10-28   
443-761 8 Towson MD   238   2010-08-01   
443-764 4 Glen Burnie MD   238   2010-09-02   
443-764 6 Glen Burnie MD   238   2010-11-16   
443-764 7 Glen Burnie MD   238   2011-09-12   
443-766 0 Columbia MD   238   2007-12-14   
443-766 9 Columbia MD   238   2008-01-14   
443-771 A Prince Frederick MD BLTOMDKHBMD  238      
443-771 0 Prince Frederick MD   238   2010-11-06   
443-771 2 Prince Frederick MD   238   2012-06-16   
443-771 3 Prince Frederick MD   238   2012-06-16   
443-771 4 Prince Frederick MD   238   2012-06-16   
443-771 5 Prince Frederick MD   238   2012-06-16   
443-771 6 Prince Frederick MD   238   2012-06-16   
443-771 7 Prince Frederick MD   238   2015-09-05   
443-775 A Annapolis MD BLTOMDKHBMD  238      
443-775 0 Annapolis MD   238   2016-05-06   
443-775 9 Annapolis MD   238   2015-11-15   
443-783 A Salisbury MD ESTNMDESQMD  242      
443-786 A Easton MD ESTNMDESQMD  242      
443-786 0 Easton MD   242      
443-786 1 Easton MD   242      
443-786 2 Easton MD   242      
443-786 3 Easton MD   242      
443-786 4 Easton MD   242      
443-786 5 Easton MD   242      

<< 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: ISP Telecom

Like this site? We accept donations via PayPal.