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
617-201 4 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-201 5 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-201 6 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-201 7 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-201 8 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-201 9 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-202 1 Brighton MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2005-05-16   
617-202 8 Brighton MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2005-11-12   
617-206 0 Brighton MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2012-12-10   
617-206 7 Brighton MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2006-02-04   
617-206 8 Brighton MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2006-02-04   
617-208 9 Brighton MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2014-11-08   
617-212 A Boston MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-02-09   
617-212 0 Boston MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-212 1 Boston MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-212 2 Boston MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-212 3 Boston MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-212 4 Boston MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-212 5 Boston MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-212 6 Boston MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-212 7 Boston MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-212 8 Boston MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-212 9 Boston MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-216 A Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-02-09   
617-216 0 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-216 1 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-216 2 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-216 3 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-216 4 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-216 5 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-216 6 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-216 7 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-216 8 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-216 9 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-217 8 Boston MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2003-11-30   
617-222 0 Boston MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2003-11-30   
617-223 7 Boston MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2004-01-07   
617-224 2 Boston MA 5562 METROPCS, INC. 128   2003-04-08   
617-224 3 Boston MA 5562 METROPCS, INC. 128   2003-04-08   
617-224 6 Boston MA 5562 METROPCS, INC. 128   2003-05-28   
617-224 7 Boston MA 5562 METROPCS, INC. 128   2003-05-28   
617-224 8 Boston MA 5562 METROPCS, INC. 128   2003-05-28   
617-229 8 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2006-02-19   
617-229 9 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2008-04-24   
617-230 A Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-233 A Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-02-09   
617-233 0 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-233 1 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-233 2 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
617-233 3 Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC 128      

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

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