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: 305

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-305 A Woburn MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-305 0 Woburn MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2022-02-09   
781-305 1 Woburn MA CMBRMAWA0MD  3370 CTC COMMUNICATIONS CORP. - MA 128   2002-10-13   
781-305 2 Woburn MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128   2002-11-12   
781-305 3 Woburn MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2006-10-29   
781-305 4 Woburn MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2013-06-29   
781-305 5 Woburn MA CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2005-10-01   
781-305 6 Woburn MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-08-09   
781-305 7 Woburn MA CHTWMABMBMD  2899 BROADVIEW NETWORKS, INC. - MA 128   2009-10-14   
781-305 8 Woburn MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2004-10-24   
781-305 9 Woburn MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2004-10-24   

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.