2020 Metfone C-League was the 36th season of the C-League. Contested by 13 clubs, it operated on a system of promotion and relegation with Cambodian Second League.
The number of foreign players is restricted to five per team. A team can use four foreign players on the field in each game, including at least one player from the AFC region.
Players name in bold indicates the player is registered during the mid-season transfer window.
*Note: Bati Academy and Electricite du Cambodge do not use foreign players.
<onlyinclude> </onlyinclude>
Fixtures and results of the 2020 C-League season.
Bye: Nagaworld FC
Bye: EDC FC
Bye: National Police Commissary FC
Bye: Bati Youth
Bye: Boeung Ket