Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
410-300 9 Elkridge MD 5562 METROPCS, INC. 238   2004-09-13   
410-301 A Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-301 0 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-301 1 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-301 2 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-301 3 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-301 4 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-301 5 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-301 6 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-301 7 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-301 8 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-301 9 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-306 5 Aberdeen MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-05-20   
410-314 6 Arbutus MD 5562 METROPCS, INC. 238   2013-08-12   
410-314 8 Arbutus MD 5562 METROPCS, INC. 238   2013-08-12   
410-318 9 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2004-08-29   
410-320 A Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-320 0 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-320 1 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-320 2 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-320 3 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-320 4 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-320 5 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-320 6 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-320 7 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-320 8 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-320 9 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-325 0 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-10-02   
410-329 0 Cockeysville MD 5562 METROPCS, INC. 238   2016-06-11   
410-344 3 Chase MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-05-30   
410-361 0 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-02-20   
410-361 1 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-02-20   
410-365 A Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-365 0 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-365 1 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-365 2 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-365 3 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-365 4 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-365 5 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-365 6 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-365 7 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-365 8 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-365 9 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-369 6 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2006-01-13   
410-369 8 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2006-01-13   
410-399 1 Bel Air MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-11   
410-399 8 Bel Air MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-11   
410-412 0 Glen Burnie MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2007-09-09   
410-412 4 Glen Burnie MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2007-03-11   
410-412 6 Glen Burnie MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2007-04-23   

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Last updated: Sat, 02 May 2026 12:20:53 UTC

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