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
339-212 A Marblehead MA 5562 METROPCS, INC. 128      
339-228 A Lynn MA 6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2021-09-25   
339-298 A Woburn MA 6664 SPRINT SPECTRUM, L.P. 128      
339-338 A Lynn MA 5562 METROPCS, INC. 128      
351-201 A Danvers MA 6664 SPRINT SPECTRUM, L.P. 128      
351-204 A Lawrence MA 6664 SPRINT SPECTRUM, L.P. 128      
351-210 A Hudson MA 6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
351-217 A Gloucester MA 6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2021-04-24   
351-218 A Acton MA 6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2021-06-12   
351-220 A Acton MA 6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2022-01-17   
351-277 A Lawrence MA 6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
351-322 A Lowell MA 6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
351-344 A Gloucester MA 5562 METROPCS, INC. 128   2022-02-04   
351-350 A Ipswich MA 5562 METROPCS, INC. 128   2022-02-03   
351-377 A Peabody MA 5562 METROPCS, INC. 128   2022-02-04   
508-250 A Framingham MA 6664 SPRINT SPECTRUM, L.P. 128      
508-294 A Hopkinton MA 6664 SPRINT SPECTRUM, L.P. 128      
508-304 A Worcester MA 6664 SPRINT SPECTRUM, L.P. 128      
508-328 A Hopkinton MA 6664 SPRINT SPECTRUM, L.P. 128      
508-333 A Natick MA 6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
508-400 A Hopkinton MA 6664 SPRINT SPECTRUM, L.P. 128      
508-410 A Worcester MA 6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
508-454 A Walpole MA 6664 SPRINT SPECTRUM, L.P. 128      
508-472 A Walpole MA 6664 SPRINT SPECTRUM, L.P. 128      
508-579 A Worcester MA 6664 SPRINT SPECTRUM, L.P. 128      
508-615 A Worcester MA 6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
508-725 A Walpole MA 6664 SPRINT SPECTRUM, L.P. 128      
508-726 A Marlboro MA 6664 SPRINT SPECTRUM, L.P. 128      
508-740 A Framingham MA 6664 SPRINT SPECTRUM, L.P. 128      
508-801 A Walpole MA 6664 SPRINT SPECTRUM, L.P. 128      
508-816 A Framingham MA 6664 SPRINT SPECTRUM, L.P. 128      
508-840 A Attleboro MA 5562 METROPCS, INC. 128      
508-904 A Framingham MA 6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
508-922 A Hopkinton MA 6664 SPRINT SPECTRUM, L.P. 128      
508-958 A Hopkinton MA 6664 SPRINT SPECTRUM, L.P. 128      
508-962 A Framingham MA 6664 SPRINT SPECTRUM, L.P. 128      
508-963 A Worcester MA 6664 SPRINT SPECTRUM, L.P. 128      
508-982 A Lawrence MA 6664 SPRINT SPECTRUM, L.P. 128      
617-201 A Cambridge MA 6664 SPRINT SPECTRUM, L.P. 128      
617-212 A Boston MA 6664 SPRINT SPECTRUM, L.P. 128      
617-216 A Cambridge MA 6664 SPRINT SPECTRUM, L.P. 128      
617-230 A Cambridge MA 6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
617-233 A Cambridge MA 6664 SPRINT SPECTRUM, L.P. 128      
617-251 A Cambridge MA 6664 SPRINT SPECTRUM, L.P. 128      
617-256 A Cambridge MA 6664 SPRINT SPECTRUM, L.P. 128      
617-259 A Boston MA 6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
617-271 A East Boston MA 6664 SPRINT SPECTRUM, L.P. 128      
617-290 A Cambridge MA 6664 SPRINT SPECTRUM, L.P. 128      
617-293 A Boston MA 6664 SPRINT SPECTRUM, L.P. 128      
617-304 A Boston MA 6664 SPRINT SPECTRUM, L.P. 128      

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Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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