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: WOBNMACGCM0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
339-298 A Woburn MA 6664 SPRINT SPECTRUM L.P. 128      
508-982 A Lawrence MA 6664 SPRINT SPECTRUM L.P. 128      
617-216 A Cambridge MA 6664 SPRINT SPECTRUM L.P. 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      
617-270 A Chelsea MA 6664 SPRINT SPECTRUM L.P. 128      
617-271 A East Boston MA 6664 SPRINT SPECTRUM L.P. 128      
617-290 A Cambridge MA 6664 SPRINT SPECTRUM L.P. 128      
617-304 A Boston MA 6664 SPRINT SPECTRUM L.P. 128      
617-308 A Cambridge MA 6664 SPRINT SPECTRUM L.P. 128      
617-359 A Cambridge MA 6664 SPRINT SPECTRUM L.P. 128      
617-388 A Cambridge MA 6664 SPRINT SPECTRUM L.P. 128      
617-458 A Watertown MA 6664 SPRINT SPECTRUM L.P. 128      
617-459 A Boston MA 6664 SPRINT SPECTRUM L.P. 128   2005-01-07   
617-461 A Chelsea MA 6664 SPRINT SPECTRUM L.P. 128      
617-501 A Somerville MA 6664 SPRINT SPECTRUM L.P. 128      
617-504 A Boston MA 6664 SPRINT SPECTRUM L.P. 128      
617-596 A South Boston MA 6664 SPRINT SPECTRUM L.P. 128      
617-637 A Jamaica Plain MA 6664 SPRINT SPECTRUM L.P. 128   2011-12-17   
617-756 A Boston MA 6664 SPRINT SPECTRUM L.P. 128   2007-05-14   
617-767 A Somerville MA 6664 SPRINT SPECTRUM L.P. 128      
617-785 A Boston MA 6664 SPRINT SPECTRUM L.P. 128   2004-11-13   
617-821 A Cambridge MA 6664 SPRINT SPECTRUM L.P. 128      
617-869 A Boston MA 6664 SPRINT SPECTRUM L.P. 128      
617-905 A Dorchester MA 6664 SPRINT SPECTRUM L.P. 128      
617-935 A Brookline MA 6664 SPRINT SPECTRUM L.P. 128      
617-963 A Boston MA 6664 SPRINT SPECTRUM L.P. 128   2007-11-18   
617-970 A East Boston MA 6664 SPRINT SPECTRUM L.P. 128      
617-980 A Milton MA 6664 SPRINT SPECTRUM L.P. 128      
781-367 A Woburn MA 6664 SPRINT SPECTRUM L.P. 128      
781-405 A Woburn MA 6664 SPRINT SPECTRUM L.P. 128      
781-420 A Malden MA 6664 SPRINT SPECTRUM L.P. 128      
781-504 A Woburn MA 6664 SPRINT SPECTRUM L.P. 128      
781-520 A Saugus MA 6664 SPRINT SPECTRUM L.P. 128      
781-548 A Wakefield MA 6664 SPRINT SPECTRUM L.P. 128      
781-552 A Burlington MA 6664 SPRINT SPECTRUM L.P. 128      
781-568 A Stoneham MA 6664 SPRINT SPECTRUM L.P. 128      
781-570 A Winchester MA 6664 SPRINT SPECTRUM L.P. 128      
781-591 A Wellesley MA 6664 SPRINT SPECTRUM L.P. 128      
781-608 A Woburn MA 6664 SPRINT SPECTRUM L.P. 128      
781-696 A Woburn MA 6664 SPRINT SPECTRUM L.P. 128      
781-704 A Woburn MA 6664 SPRINT SPECTRUM L.P. 128      
781-866 A Medford MA 6664 SPRINT SPECTRUM L.P. 128      
781-883 A Woburn MA 6664 SPRINT SPECTRUM L.P. 128      
781-901 A Weymouth MA 6664 SPRINT SPECTRUM L.P. 128      
781-962 A Woburn MA 6664 SPRINT SPECTRUM L.P. 128      
857-201 A Winthrop MA 6664 SPRINT SPECTRUM L.P. 128      
857-210 A Boston MA 6664 SPRINT SPECTRUM L.P. 128   2011-05-01   
857-212 A Dorchester MA 6664 SPRINT SPECTRUM L.P. 128      

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Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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