Power-play goals against per game is power-play goals allowed divided by games played. Lower means the team gives up fewer power-play goals. Below are all 32 NHL teams ranked by Regular Season PP Goals Against Per Game in the 1939-40 regular season.
| # | Team | PPGA/GP | |
|---|---|---|---|
| 1 | 0.17 | ||
| 2 | 0.17 | ||
| 3 | 0.23 | ||
| 4 | 0.27 | ||
| 5 | 0.29 | ||
| 6 | 0.31 | ||
| 7 | 0.40 |