After a one-year hiatus during the war, the league returned in 1920
Champ
NAN
z: best record, c: conference winner, y: division winner, w: wildcard, x: clinched playoff spot

PSL Championship

Best of 5-game series
Date    OpponentResultScoreSeries
???at ScrantonL  23-30 0-1
???vs ScrantonW  42-30 1-1
???at ScrantonW  23-18 2-1
???vs ScrantonW  32-31 3-1