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NPA: 410 [Rate centres in NPA 410] [Dial plan for NPA 410]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-684 3 Glen Burnie MD   9212 VERIZON MARYLAND, INC. 238      
410-684 4 Glen Burnie MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-08-13   
410-684 5 Glen Burnie MD   318J COMCAST IP PHONE, LLC 238   2016-11-14   
410-684 6 Glen Burnie MD   9212 VERIZON MARYLAND, INC. 238      
410-684 7 Glen Burnie MD   9212 VERIZON MARYLAND, INC. 238      
410-684 8 Glen Burnie MD   9212 VERIZON MARYLAND, INC. 238   2015-04-15   
410-684 9 Glen Burnie MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-08-15   
410-685 A Baltimore MD BLTMMDCHDS2  9212 VERIZON MARYLAND, INC. 238      
410-686 A Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      
410-687 A Essex MD ESSXMDEXDS0  9212 VERIZON MARYLAND, INC. 238      
410-688 A Fallston MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-689 A Glen Burnie MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
410-689 0 Glen Burnie MD   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
410-689 1 Glen Burnie MD   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
410-689 2 Glen Burnie MD   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
410-689 3 Glen Burnie MD   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
410-689 4 Glen Burnie MD   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
410-689 5 Glen Burnie MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-06-16   
410-689 6 Glen Burnie MD   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
410-689 7 Glen Burnie MD   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
410-689 8 Glen Burnie MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2007-11-15   
410-689 9 Glen Burnie MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-09-01   
410-690 A Easton MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242      
410-690 0 Easton MD   145J TERRA NOVA TELECOM INC. 242   2021-01-28   
410-690 1 Easton MD   5562 METROPCS, INC. 242   2004-02-28   
410-690 3 Easton MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2005-01-07   
410-690 4 Easton MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2004-06-12   
410-690 5 Easton MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2006-01-29   
410-690 6 Easton MD   5562 METROPCS, INC. 242   2006-05-19   
410-690 7 Easton MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2010-09-24   
410-690 8 Easton MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2009-08-13   
410-690 9 Easton MD   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 242   2002-07-25   
410-691 A Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-691 0 Glen Burnie MD   9212 VERIZON MARYLAND, INC. 238      
410-691 1 Glen Burnie MD   9212 VERIZON MARYLAND, INC. 238      
410-691 2 Glen Burnie MD   9212 VERIZON MARYLAND, INC. 238      
410-691 3 Glen Burnie MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2007-07-27   
410-691 4 Glen Burnie MD   9212 VERIZON MARYLAND, INC. 238      
410-691 5 Glen Burnie MD   9212 VERIZON MARYLAND, INC. 238      
410-691 6 Glen Burnie MD   9212 VERIZON MARYLAND, INC. 238      
410-691 7 Glen Burnie MD   9212 VERIZON MARYLAND, INC. 238      
410-691 8 Glen Burnie MD   829J PAETEC ITEL, LLC 238   2003-02-26   
410-691 9 Glen Burnie MD   9212 VERIZON MARYLAND, INC. 238      
410-692 A Jarrettsville MD JRVLMDJERS0  9212 VERIZON MARYLAND, INC. 238      
410-692 0 Jarrettsville MD   9212 VERIZON MARYLAND, INC. 238      
410-692 1 Jarrettsville MD   8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238   2015-06-18   
410-692 2 Jarrettsville MD   9212 VERIZON MARYLAND, INC. 238      
410-692 3 Jarrettsville MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2004-03-29   
410-692 4 Jarrettsville MD   420C ARMSTRONG TELECOMMUNICATIONS, INC. - MD 238   2008-09-08   
410-692 5 Jarrettsville MD   9212 VERIZON MARYLAND, INC. 238      

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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