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: CMBRMABEZMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
339-207 1 Lynn MA 756G WIDE VOICE, LLC - MA 128   2016-05-12   
339-207 3 Lynn MA 756G WIDE VOICE, LLC - MA 128   2016-05-12   
351-999 5 Manchester MA 756G WIDE VOICE, LLC - MA 128   2016-05-12   
508-924 7 East Bridgewater MA 756G WIDE VOICE, LLC - MA 128   2016-05-12   
617-657 7 Quincy MA 756G WIDE VOICE, LLC - MA 128   2015-06-19   
774-258 5 Northboro MA 756G WIDE VOICE, LLC - MA 128   2016-05-12   
781-448 0 Rockland MA 756G WIDE VOICE, LLC - MA 128   2016-09-03   
781-448 7 Rockland MA 756G WIDE VOICE, LLC - MA 128   2016-09-03   
781-620 9 Melrose MA 756G WIDE VOICE, LLC - MA 128   2016-09-03   
781-763 1 Rockland MA 756G WIDE VOICE, LLC - MA 128   2016-05-12   
857-252 1 Quincy MA 756G WIDE VOICE, LLC - MA 128   2016-09-03   
857-279 5 Newton MA 756G WIDE VOICE, LLC - MA 128   2016-09-03   
857-957 A Boston MA 756G WIDE VOICE, LLC - MA 128      
857-957 1 Boston MA 756G WIDE VOICE, LLC - MA 128   2014-11-21   
978-910 3 Salem MA 756G WIDE VOICE, LLC - MA 128   2016-05-12   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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