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.

Switch: BLTOMDKHBMD

<< 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 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
443-699 4 Annapolis MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-03   
443-699 5 Annapolis MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-03   
443-699 6 Annapolis MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-07-15   
443-705 0 Cockeysville MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2018-09-16   
443-705 1 Cockeysville MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2018-09-16   
443-705 6 Cockeysville MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-10-18   
443-705 7 Cockeysville MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-10-18   
443-705 8 Cockeysville MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2018-07-19   
443-705 9 Cockeysville MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2018-07-19   
443-717 A Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-717 0 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-11-05   
443-717 1 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-11-05   
443-717 2 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-11-07   
443-717 3 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-11-07   
443-717 4 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-11-07   
443-718 1 Columbia MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-07-12   
443-718 7 Columbia MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-07-12   
443-718 8 Columbia MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-04-02   
443-721 A Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-721 0 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-09-05   
443-721 3 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-06-14   
443-721 4 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-06-14   
443-721 5 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-06-14   
443-721 6 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-06-14   
443-721 7 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-06-14   
443-721 8 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-07-03   
443-721 9 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-07-03   
443-743 A Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-743 0 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2008-05-29   
443-743 9 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-07-03   
443-745 A Columbia MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-750 A Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-750 0 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-08-06   
443-750 1 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-08-09   
443-750 2 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-08-09   
443-752 A Bel Air MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-752 0 Bel Air MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2008-03-03   
443-752 1 Bel Air MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-03-21   
443-752 2 Bel Air MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-10-02   
443-752 3 Bel Air MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-12-29   
443-752 4 Bel Air MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-06-04   
443-752 5 Bel Air MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-08-20   
443-752 6 Bel Air MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-08-20   
443-752 7 Bel Air MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-08-20   
443-752 8 Bel Air MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-12-14   
443-752 9 Bel Air MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2008-01-14   
443-758 A Annapolis MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-758 0 Annapolis MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2008-01-29   
443-758 3 Annapolis MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-07-03   
443-758 4 Annapolis MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-07-03   

<< 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 >>

Last updated: Tue, 15 Nov 2022 00:10:00 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.