Most have resulted from the consolidation of a group of existing stations and many have changed their name over time.
TAB Trackside, suspended operations 12 April 2020, was previously LiveSport, BSport and Radio Pacific.
SENZ launched on 19 July 2021 on the former TAB Trackside frequencies, and was replaced by Sport Nation on 19 November 2024.
The now-defunct Kiwi FM was previously Channel Z.
The Wolf and Today FM (formerly Magic Talk and Radio Live) were closed.