This is the 1957-58 season of the Eastern Junior B Hockey League:
Standings[]
- as of 1/28
- Peterborough 16-2-0-32 132:67
- Kingston 8-9-1-17 117:100
- Trenton 7-12-2-16 84:132
- Belleville 4-12-1-9 84:128
- Final positions
Peterborough Kingston Frontenacs Trenton Flyers Belleville Lambert-Rollins
Semi Finals[]
Best of 5
- Peterborough beat Belleville Lambert-Rollins 3 wins to none (9-1, 9-3, 11-6)
- Kingston Frontenacs beat Trenton Flyers 3 wins to 1 (7-2, 6-6, 6-2, 4-6, 11-2) (tie did not count)
Final[]
Best of 7
- Peterborough beat Kingston Frontenacs 4 wins to 1 (a tie did not count)
Peterborough advanced to the 1957-58 Sutherland Cup Championship playoffs.