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
301-364 8 Washington Zone 4 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-07-14   
301-366 A Gaithersburg MD 5562 METROPCS, INC. 236      
301-366 3 Gaithersburg MD 5562 METROPCS, INC. 236   2003-10-11   
301-366 4 Gaithersburg MD 5562 METROPCS, INC. 236   2003-10-11   
301-366 5 Gaithersburg MD 5562 METROPCS, INC. 236   2004-10-03   
301-366 7 Gaithersburg MD 5562 METROPCS, INC. 236   2003-12-30   
301-366 8 Gaithersburg MD 5562 METROPCS, INC. 236   2003-12-30   
301-370 A Gaithersburg MD 5562 METROPCS, INC. 236      
301-370 0 Gaithersburg MD 5562 METROPCS, INC. 236      
301-370 1 Gaithersburg MD 5562 METROPCS, INC. 236      
301-370 2 Gaithersburg MD 5562 METROPCS, INC. 236      
301-370 3 Gaithersburg MD 5562 METROPCS, INC. 236      
301-370 4 Gaithersburg MD 5562 METROPCS, INC. 236      
301-370 5 Gaithersburg MD 5562 METROPCS, INC. 236      
301-370 6 Gaithersburg MD 5562 METROPCS, INC. 236      
301-370 7 Gaithersburg MD 5562 METROPCS, INC. 236      
301-370 8 Gaithersburg MD 5562 METROPCS, INC. 236      
301-370 9 Gaithersburg MD 5562 METROPCS, INC. 236      
301-377 4 Laurel MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-02-19   
301-377 8 Laurel MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-09-08   
301-379 A Washington Zone 3 MD 6664 SPRINT SPECTRUM, L.P. 236      
301-379 0 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-379 1 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-379 2 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-379 3 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-379 4 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-379 5 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-379 6 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-379 7 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-379 8 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-379 9 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-399 A Waldorf MD 6664 SPRINT SPECTRUM, L.P. 236      
301-399 0 Waldorf MD 5562 METROPCS, INC. 236      
301-404 A Washington Zone 3 MD 6664 SPRINT SPECTRUM, L.P. 236      
301-404 0 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-404 1 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-404 2 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-404 3 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-404 4 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-404 5 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-404 6 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-404 7 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-404 8 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-404 9 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-408 6 Washington Zone 3 MD 5562 METROPCS, INC. 236   2011-08-19   
301-408 8 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-06-15   
301-408 9 Washington Zone 3 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-09-04   
301-433 1 Washington Zone 5 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-01-12   
301-433 2 Washington Zone 5 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-06-16   
301-433 3 Washington Zone 5 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-06-16   

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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