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: 498

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-498 A Salem MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-498 0 Salem MA MRBOMAFZDS0  7135 TC SYSTEMS, INC. 128      
978-498 4 Salem MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2012-11-16   
978-498 8 Salem MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2012-09-20   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.