Standings available exclusively at http://southerncounties.ca/Rounds/21731/2019-2020_Atom_AE_Grp_3_Playdowns/
Standings available exclusively at http://tcmhl.ca/Rounds/21175/2019-2020_Atom_Harrison_Regular_Season/
Standings available exclusively at http://tcmhl.ca/Rounds/21174/2019-2020_Atom_Harrison_Tri-County_League_Play-offs/
Standings available exclusively at https://www.omha.net/page/show/5508982-atom-ae3