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: 568

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-568 A Hudson MA HDSNMAFRRP0  9102 VERIZON NEW ENGLAND INC. 128      
978-568 0 Hudson MA   9102 VERIZON NEW ENGLAND INC. 128      
978-568 1 Hudson MA   9102 VERIZON NEW ENGLAND INC. 128      
978-568 2 Hudson MA   9102 VERIZON NEW ENGLAND INC. 128      
978-568 3 Hudson MA   9102 VERIZON NEW ENGLAND INC. 128      
978-568 4 Hudson MA   9102 VERIZON NEW ENGLAND INC. 128      
978-568 5 Hudson MA   9102 VERIZON NEW ENGLAND INC. 128      
978-568 6 Hudson MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
978-568 7 Hudson MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2018-09-20   
978-568 8 Hudson MA   9102 VERIZON NEW ENGLAND INC. 128      
978-568 9 Hudson MA   9102 VERIZON NEW ENGLAND INC. 128      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.