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: 339 [Rate centres in NPA 339] [Dial plan for NPA 339]

NXX: 707

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
339-707 A Arlington MA CMBRMAWA0MD  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
339-707 0 Arlington MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
339-707 1 Arlington MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
339-707 2 Arlington MA BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128   2007-04-20   
339-707 3 Arlington MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2008-03-08   
339-707 4 Arlington MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2009-02-17   
339-707 5 Arlington MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-21   
339-707 6 Arlington MA CMBRMAWA0MD  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
339-707 7 Arlington MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-27   
339-707 8 Arlington MA SOVLMAAB2MD  966G LOCAL ACCESS LLC - MA 128   2015-03-27   
339-707 9 Arlington MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.