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: FRMNMARWPS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
339-469 A Rockland MA 6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
508-456 A East Bridgewater MA 6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
508-465 A Carver MA 6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2006-12-14   
508-807 A Bridgewater MA 6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
508-857 A Brockton MA 6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
617-910 A Hyde Park MA 6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
781-523 A Whitman MA 6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
781-924 A Hanover MA 6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      

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

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