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.

NPA: 781 [Rate centres in NPA 781] [Dial plan for NPA 781]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-347 A Rockland MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128      
781-347 1 Rockland MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-02-07   
781-347 2 Rockland MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-04-07   
781-347 3 Rockland MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2013-10-12   
781-347 4 Rockland MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2003-03-24   
781-347 5 Rockland MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2008-09-30   
781-347 8 Rockland MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2017-07-29   
781-347 9 Rockland MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128      

Last updated: Sun, 31 May 2020 11:59:01 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.