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
443-306 7 Severna Park MD 5562 METROPCS, INC. 238      
443-306 8 Severna Park MD 5562 METROPCS, INC. 238      
443-306 9 Severna Park MD 5562 METROPCS, INC. 238      
443-307 5 Bel Air MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-12-09   
443-307 6 Bel Air MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2004-10-03   
443-307 7 Bel Air MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2004-10-03   
443-308 6 Severn MD 5562 METROPCS, INC. 238   2019-11-29   
443-308 7 Severn MD 5562 METROPCS, INC. 238   2017-10-01   
443-309 A Elkton MD 5562 METROPCS, INC. 238      
443-309 0 Elkton MD 6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 238      
443-309 1 Elkton MD 5562 METROPCS, INC. 238      
443-309 2 Elkton MD 5562 METROPCS, INC. 238      
443-309 3 Elkton MD 5562 METROPCS, INC. 238      
443-309 4 Elkton MD 5562 METROPCS, INC. 238      
443-309 5 Elkton MD 5562 METROPCS, INC. 238      
443-309 6 Elkton MD 5562 METROPCS, INC. 238      
443-309 7 Elkton MD 5562 METROPCS, INC. 238      
443-309 8 Elkton MD 5562 METROPCS, INC. 238      
443-309 9 Elkton MD 5562 METROPCS, INC. 238      
443-314 A Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-314 0 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-03-18   
443-314 1 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-03-18   
443-314 2 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-03-18   
443-314 3 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-03-18   
443-314 4 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-03-18   
443-314 5 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-03-18   
443-314 6 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-03-18   
443-314 7 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-03-18   
443-314 8 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-03-18   
443-314 9 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-03-18   
443-317 7 Chase MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-07-14   
443-318 3 Cockeysville MD 5562 METROPCS, INC. 238   2015-07-03   
443-318 5 Cockeysville MD 5562 METROPCS, INC. 238   2017-01-18   
443-319 2 Columbia MD 5562 METROPCS, INC. 238   2016-01-08   
443-319 3 Columbia MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-06-16   
443-319 7 Columbia MD 5562 METROPCS, INC. 238   2016-02-03   
443-320 3 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2004-12-03   
443-324 A Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-324 0 Baltimore MD 5562 METROPCS, INC. 238      
443-324 1 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-324 2 Baltimore MD 5562 METROPCS, INC. 238      
443-324 3 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-324 4 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-324 5 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-324 6 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-324 7 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-324 8 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-324 9 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-325 2 Ellicott City MD 5562 METROPCS, INC. 238   2013-06-14   
443-325 3 Ellicott City MD 5562 METROPCS, INC. 238   2013-06-14   

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

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