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: 721

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-721 A Athol MA   829J PAETEC ITEL, LLC 128      
978-721 0 Athol MA   829J PAETEC ITEL, LLC 128      
978-721 1 Athol MA   829J PAETEC ITEL, LLC 128      
978-721 2 Athol MA   829J PAETEC ITEL, LLC 128      
978-721 3 Athol MA   829J PAETEC ITEL, LLC 128      
978-721 4 Athol MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-04-04   
978-721 5 Athol MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-06-23   
978-721 6 Athol MA   829J PAETEC ITEL, LLC 128   2016-06-16   
978-721 7 Athol MA   829J PAETEC ITEL, LLC 128      
978-721 8 Athol MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2019-02-23   
978-721 9 Athol MA   829J PAETEC ITEL, LLC 128      

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.