Today is day 39 of the 1966 season
1966-05-20 MLB Standings
NL 1966-05-20
| Tm | W | L | BAT | PITCH | UR | dPE | |
| SFN | 23 | 12 | 45.3 | -1.9 | -6.8 | 3.3 | |
| HOU | 20 | 14 | 8.8 | 1.1 | 2.2 | 3.5 | |
| PIT | 17 | 14 | 4.8 | -4.9 | -3.8 | 3.8 | |
| LAN | 19 | 16 | 8.8 | 14.1 | -5.8 | -0.6 | |
| PHI | 16 | 14 | 0.8 | 2.1 | 5.2 | 0.3 | |
| CIN | 15 | 15 | 3.3 | 2.1 | 8.2 | -2.9 | |
| ATL | 17 | 19 | 23.3 | -16.9 | -7.8 | -1.7 | |
| NYN | 12 | 14 | -7.1 | 8.1 | 2.2 | -2.7 | |
| SLN | 13 | 18 | -1.7 | -4.9 | -0.8 | -3.4 | |
| CHN | 7 | 23 | -31.6 | -37.9 | -4.8 | -0.4 | |
AL 1966-05-20
| Tm | W | L | BAT | PITCH | UR | dPE | |
| CLE | 20 | 8 | -30.7 | 37.1 | 8.2 | 8.9 | |
| BAL | 19 | 12 | 18.3 | 12.1 | 6.2 | -0.7 | |
| DET | 18 | 12 | 7.3 | -7.9 | 5.2 | 5.0 | |
| MIN | 16 | 12 | -10.7 | 27.1 | -1.8 | 0.9 | |
| ANA | 17 | 15 | 26.3 | -12.9 | -4.8 | 0.2 | |
| CHA | 14 | 15 | -17.7 | 25.1 | -1.8 | -2.2 | |
| TEX | 13 | 18 | -3.1 | -9.9 | -7.8 | -0.6 | |
| NYA | 12 | 19 | -23.7 | 9.1 | 6.2 | -5.2 | |
| OAK | 11 | 19 | -42.7 | -4.9 | 4.2 | 1.1 | |
| BOS | 11 | 21 | 21.8 | -32.9 | -2.8 | -7.1 | |