Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: NRTNMAAACM4

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
617-516 4 Roxbury MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2005-10-03   
617-516 7 Roxbury MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2007-12-03   
617-516 9 Roxbury MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2009-05-07   
617-518 0 Charlestown MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2021-09-23   
617-518 1 Charlestown MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2021-09-23   
617-518 8 Charlestown MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2021-11-04   
617-560 0 Brighton MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2022-10-21   
617-573 0 Boston MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-09-22   
617-579 6 Boston MA 5562 METROPCS, INC. 128   2020-08-22   
617-579 7 Boston MA 5562 METROPCS, INC. 128   2020-08-22   
617-580 1 Charlestown MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2013-05-20   
617-580 6 Charlestown MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2015-04-12   
617-580 7 Charlestown MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2014-03-23   
617-586 5 Brighton MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2014-11-08   
617-586 6 Brighton MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2009-02-19   
617-586 9 Brighton MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2014-11-08   
617-590 A Boston MA 5562 METROPCS, INC. 128      
617-590 0 Boston MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-590 1 Boston MA 5562 METROPCS, INC. 128      
617-590 2 Boston MA 5562 METROPCS, INC. 128      
617-590 3 Boston MA 5562 METROPCS, INC. 128      
617-590 4 Boston MA 5562 METROPCS, INC. 128      
617-590 6 Boston MA 5562 METROPCS, INC. 128      
617-590 7 Boston MA 5562 METROPCS, INC. 128      
617-592 A Boston MA 5562 METROPCS, INC. 128      
617-592 0 Boston MA 5562 METROPCS, INC. 128      
617-592 1 Boston MA 5562 METROPCS, INC. 128      
617-592 2 Boston MA 5562 METROPCS, INC. 128      
617-592 3 Boston MA 5562 METROPCS, INC. 128      
617-592 7 Boston MA 5562 METROPCS, INC. 128      
617-592 8 Boston MA 5562 METROPCS, INC. 128      
617-592 9 Boston MA 5562 METROPCS, INC. 128      
617-593 A Boston MA 5562 METROPCS, INC. 128      
617-593 0 Boston MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-593 1 Boston MA 5562 METROPCS, INC. 128      
617-593 2 Boston MA 5562 METROPCS, INC. 128      
617-593 5 Boston MA 5562 METROPCS, INC. 128      
617-593 6 Boston MA 5562 METROPCS, INC. 128      
617-593 7 Boston MA 5562 METROPCS, INC. 128      
617-593 8 Boston MA 5562 METROPCS, INC. 128      
617-593 9 Boston MA 5562 METROPCS, INC. 128      
617-594 A Boston MA 5562 METROPCS, INC. 128      
617-594 0 Boston MA 5562 METROPCS, INC. 128      
617-594 1 Boston MA 5562 METROPCS, INC. 128      
617-594 2 Boston MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-594 3 Boston MA 5562 METROPCS, INC. 128      
617-594 4 Boston MA 5562 METROPCS, INC. 128      
617-594 5 Boston MA 5562 METROPCS, INC. 128      
617-594 6 Boston MA 5562 METROPCS, INC. 128      
617-594 8 Boston MA 5562 METROPCS, INC. 128      

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Last updated: Sun, 17 May 2026 03:26:51 UTC

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