Clasificación
2021
Equipos
| Pos | Equipos | Puntos |
 US
|
US
|
US
|
US
|
US
|
US
|
US
|
US
|
US
|
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |
Andretti Autosport
| 539 | 44 | 57 | 38 | 63 | 56 | 63 | 78 | 25 | 64 |
| 2 | HMD Motorsports | 500 | 42 | 54 | 57 | 39 | 45 | 44 | 92 | 32 | 44 |
| 3 | Global Racing Group w/ HMD Motorsports | 452 | 57 | 34 | 49 | 51 | 42 | 38 | 66 | 22 | 47 |
| 4 |
Juncos Racing
| 323 | 38 | 27 | 47 | 41 | 29 | 30 | 35 | 14 | 31 |
| 5 |
Carlin
| 289 | 32 | 30 | 39 | 33 | 31 | 24 | 49 | 11 | 20 |
| 6 | Pserra Racing/AS Promotions | 176 | 19 | 25 | 20 | 19 | 26 | 17 | 31 | - | - |
