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: 978 [Rate centres in NPA 978] [Dial plan for NPA 978]

NXX: 425

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-425 A Shirley MA SHRYMACHDS0  9102 VERIZON NEW ENGLAND INC. 128      
978-425 0 Shirley MA SHRYMACHDS0  9102 VERIZON NEW ENGLAND INC. 128      
978-425 1 Shirley MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-03   
978-425 2 Shirley MA SHRYMACHDS0  9102 VERIZON NEW ENGLAND INC. 128      
978-425 3 Shirley MA FRMNMAUNX0X  3370 CTC COMMUNICATIONS CORP. - MA 128   2003-01-12   
978-425 4 Shirley MA SHRYMACHDS0  9102 VERIZON NEW ENGLAND INC. 128      
978-425 5 Shirley MA   318J COMCAST IP PHONE LLC 128   2005-01-20   
978-425 6 Shirley MA SHRYMACHDS0  9102 VERIZON NEW ENGLAND INC. 128      
978-425 7 Shirley MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
978-425 8 Shirley MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2002-03-04   
978-425 9 Shirley MA SHRYMACHDS0  9102 VERIZON NEW ENGLAND INC. 128      

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.