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: 731

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-731 A Lynn MA STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
781-731 0 Lynn MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2014-10-21   
781-731 1 Lynn MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
781-731 2 Lynn MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2011-11-28   
781-731 3 Lynn MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2011-11-28   
781-731 4 Lynn MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2011-11-28   
781-731 5 Lynn MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2011-11-28   
781-731 6 Lynn MA WSBOMAGO0MD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2013-03-08   
781-731 7 Lynn MA BSTPMALL5MD  508J CENTURYLINK COMMUNICATIONS, LLC 128   2014-06-20   
781-731 8 Lynn MA STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
781-731 9 Lynn MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-27   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.