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
443-864 1 Columbia MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-864 2 Columbia MD 5562 METROPCS, INC. 238   2003-04-13   
443-864 3 Columbia MD 5562 METROPCS, INC. 238   2003-11-01   
443-864 6 Columbia MD 5562 METROPCS, INC. 238      
443-864 7 Columbia MD 5562 METROPCS, INC. 238      
443-864 8 Columbia MD 5562 METROPCS, INC. 238      
443-864 9 Columbia MD 5562 METROPCS, INC. 238      
443-865 A Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-865 0 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-865 1 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-865 2 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-865 3 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-865 4 Baltimore MD 5562 METROPCS, INC. 238      
443-865 5 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-865 6 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-865 7 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-865 8 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-865 9 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-866 A Bel Air MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-866 0 Bel Air MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-866 1 Bel Air MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-866 2 Bel Air MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-866 3 Bel Air MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-866 4 Bel Air MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-866 5 Bel Air MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-866 6 Bel Air MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-866 7 Bel Air MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-866 8 Bel Air MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-866 9 Bel Air MD 5562 METROPCS, INC. 238      
443-867 3 Glen Burnie MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-01-27   
443-867 5 Glen Burnie MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-03-12   
443-867 9 Glen Burnie MD 5562 METROPCS, INC. 238   2005-03-28   
443-868 4 Essex MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-04-30   
443-868 5 Essex MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-04-30   
443-868 8 Essex MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-03-16   
443-870 0 Pikesville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-10-10   
443-870 1 Pikesville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-10-10   
443-871 A Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-871 0 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-871 1 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-871 2 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-871 3 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-871 4 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-871 5 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-871 6 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-871 7 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-871 8 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-871 9 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-872 1 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-02-04   
443-872 9 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-06-16   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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