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: 909

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-909 A Reading MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-909 0 Reading MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-909 1 Reading MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-909 2 Reading MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-909 3 Reading MA BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128   2005-10-14   
781-909 4 Reading MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-08-21   
781-909 5 Reading MA CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2005-04-10   
781-909 6 Reading MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-08-21   
781-909 7 Reading MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128   2006-10-30   
781-909 8 Reading MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
781-909 9 Reading MA   515J IP HORIZON LLC 128   2016-07-01   

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.