Teams

Jersey Flegg Cup records are from 2018–present.

Current teams
Canterbury-Bankstown Bulldogs
Cronulla-Sutherland Sharks
Manly Warringah Sea Eagles
Parramatta Eels
Penrith Panthers
South Sydney Rabbitohs
St George Illawarra Dragons
Sydney Roosters
Victoria Thunderbolts
Wests Tigers

Former teams
• Canberra Raiders (2019)
Mounties (2018)
Newcastle Knights (2018–2019)
North Sydney Bears (2018–2019)
Warriors (2018–2019)