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: 669

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-669 A Gardner MA   829J PAETEC ITEL, LLC 128      
978-669 0 Gardner MA   829J PAETEC ITEL, LLC 128      
978-669 1 Gardner MA   829J PAETEC ITEL, LLC 128      
978-669 2 Gardner MA   829J PAETEC ITEL, LLC 128      
978-669 3 Gardner MA   829J PAETEC ITEL, LLC 128      
978-669 4 Gardner MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2007-02-01   
978-669 5 Gardner MA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2006-09-23   
978-669 6 Gardner MA   624H ONVOY SPECTRUM, LLC 128   2021-04-09   
978-669 7 Gardner MA   829J PAETEC ITEL, LLC 128      
978-669 8 Gardner MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
978-669 9 Gardner MA   829J PAETEC ITEL, LLC 128      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.