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
443-401 5 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-12-19   
443-401 6 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-12-19   
443-401 7 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-12-19   
443-401 8 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-12-19   
443-401 9 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-12-19   
443-417 0 Fallston MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2003-11-03   
443-417 3 Fallston MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2003-11-03   
443-417 4 Fallston MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2003-08-19   
443-417 5 Fallston MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2003-08-03   
443-417 6 Fallston MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2003-03-08   
443-417 7 Fallston MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2003-01-08   
443-417 8 Fallston MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2003-07-05   
443-422 4 Glen Burnie MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-02-05   
443-422 5 Glen Burnie MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-02-05   
443-422 9 Glen Burnie MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-08-18   
443-425 0 Parkville MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-05-21   
443-425 2 Parkville MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-05-21   
443-425 4 Parkville MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-17   
443-425 5 Parkville MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-17   
443-425 6 Parkville MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-17   
443-425 7 Parkville MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-17   
443-425 8 Parkville MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-17   
443-425 9 Parkville MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2015-06-30   
443-438 A Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-438 0 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2008-12-14   
443-442 4 Parkville MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2014-07-01   
443-442 7 Parkville MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2015-10-01   
443-452 7 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-02-03   
443-452 8 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-02-03   
443-452 9 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-02-03   
443-454 1 Annapolis MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-06-02   
443-454 8 Annapolis MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-06-02   
443-458 8 Annapolis MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-07-02   
443-462 A Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-462 0 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-01-15   
443-462 1 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-04-02   
443-462 2 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-04-02   
443-462 6 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-07-03   
443-462 7 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-07-03   
443-462 8 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-10-02   
443-462 9 Baltimore MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-10-02   
443-465 A Towson MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-465 0 Towson MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-465 1 Towson MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-465 2 Towson MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2003-10-17   
443-465 3 Towson MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2003-10-17   
443-465 4 Towson MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-465 5 Towson MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-465 6 Towson MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-465 7 Towson MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2003-10-17   

<< 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: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.