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
240-756 2 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-07-08   
240-756 3 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-07-08   
240-756 4 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-04-10   
240-756 5 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-04-10   
240-756 6 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-04-10   
240-756 7 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-04-10   
240-756 8 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-04-10   
240-756 9 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-04-10   
240-758 1 Laurel MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2016-07-14   
240-758 2 Laurel MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2016-07-14   
240-760 8 Washington Zone 2 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2016-02-06   
240-760 9 Washington Zone 2 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2016-02-06   
240-761 0 Laurel MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-10-10   
240-762 9 Washington Zone 2 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2014-03-23   
240-764 9 Washington Zone 4 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-05-20   
240-765 2 Washington Zone 5 MD 5562 METROPCS, INC. 236   2004-02-17   
240-765 4 Washington Zone 5 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-11-11   
240-765 5 Washington Zone 5 MD 5562 METROPCS, INC. 236   2004-09-13   
240-765 8 Washington Zone 5 MD 5562 METROPCS, INC. 236   2005-02-20   
240-765 9 Washington Zone 5 MD 5562 METROPCS, INC. 236   2005-02-20   
240-766 6 Washington Zone 6 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-12-27   
240-766 9 Washington Zone 6 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-12-27   
240-778 7 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-07-17   
240-779 1 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-10-27   
240-779 3 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-10-27   
240-779 4 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-10-27   
240-779 5 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-07-22   
240-779 6 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-07-22   
240-779 7 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2014-03-23   
240-781 8 Washington Zone 2 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2015-11-27   
240-781 9 Washington Zone 2 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2015-11-27   
240-787 1 Brandywine MD 5562 METROPCS, INC. 236   2021-10-14   
240-787 2 Brandywine MD 5562 METROPCS, INC. 236   2018-12-31   
240-787 9 Brandywine MD 5562 METROPCS, INC. 236   2021-12-15   
240-788 0 Washington Zone 5 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-06-23   
240-788 1 Washington Zone 5 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-08-12   
240-788 5 Washington Zone 5 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-08-12   
240-789 1 Washington Zone 10 MD 5562 METROPCS, INC. 236   2021-10-31   
240-789 7 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-11-04   
240-789 8 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-11-04   
240-789 9 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-11-04   
240-790 2 Washington Zone 13 MD 5562 METROPCS, INC. 236   2016-07-24   
240-790 4 Washington Zone 13 MD 5562 METROPCS, INC. 236   2020-04-02   
240-790 6 Washington Zone 13 MD 5562 METROPCS, INC. 236   2016-09-26   
240-791 A Washington Zone 4 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
240-791 1 Washington Zone 4 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-11-04   
240-791 2 Washington Zone 4 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-11-04   
240-791 3 Washington Zone 4 MD 5562 METROPCS, INC. 236   2021-10-31   
240-791 6 Washington Zone 4 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-09-25   
240-791 7 Washington Zone 4 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-09-25   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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