| Pilotos | ||||
| Nombre | Nº | Equipo | ||
| Helio Castroneves | 06 | |||
| Álex Palou | 10 | Chip Ganassi Racing | ||
| Takuma Sato | 11 | Target Chip Ganassi Racing | ||
| Marcus Armstrong | 11 | Target Chip Ganassi Racing | ||
| Will Power | 12 | Team Penske | ||
| Santino Ferrucci | 14 | A.J. Foyt Enterprises | ||
| Graham Rahal | 15 | Rahal Letterman Lanigan Racing | ||
| David Malukas | 18 | Dale Coyne Racing | ||
| Josef Newgarden | 2 | Team Penske | ||
| Ryan Hunter-Reay | 20 | Ed Carpenter Racing | ||
| Conor Daly | 30 | Rahal Letterman Lanigan Racing | ||
| Rinus VeeKay | 21 | Ed Carpenter Racing | ||
| Colton Herta | 26 | Andretti Autosport | ||
| Kyle Kirkwood | 27 | Andretti Autosport | ||
| Romain Grosjean | 28 | Andretti Autosport | ||
| Devlin DeFrancesco | 29 | Andretti Autosport | ||
| Scott McLaughlin | 3 | Team Penske | ||
| Jack Harvey | 30 | Rahal Letterman Lanigan Racing | ||
| Jüri Vips | 30 | Rahal Letterman Lanigan Racing | ||
| Ed Carpenter | 33 | Ed Carpenter Racing | ||
| Katherine Legge | 44 | |||
| Christian Lundgaard | 45 | Rahal Letterman Lanigan Racing | ||
| Pato O'Ward | 5 | McLaren | ||
| RC Enerson | 50 | |||
| Sting Ray Robb | 51 | Dale Coyne Racing | ||
| Benjamin Pedersen | 55 | |||
| Felix Rosenqvist | 6 | |||
| Simon Pagenaud | 60 | |||
| Tom Blomqvist | 60 | |||
| Linus Lundqvist | 60 | |||
| Tony Kanaan | 66 | |||
| Alexander Rossi | 7 | McLaren | ||
| Callum Ilott | 77 | Juncos Hollinger Racing | ||
| Agustin Canapino | 78 | |||
| Marcus Ericsson | 8 | Chip Ganassi Racing | ||
| Scott Dixon | 9 | Chip Ganassi Racing | ||
| Marco Andretti | 98 | Andretti Autosport | ||