| Pilotos | ||||
| Nombre | Nº | Equipo | ||
| Tony Kanaan | 1 | Team Penske | ||
| Álex Palou | 10 | Chip Ganassi Racing | ||
| JR Hildebrand | 11 | A.J. Foyt Enterprises | ||
| Will Power | 12 | Team Penske | ||
| Santino Ferrucci | 77 | |||
| Graham Rahal | 15 | Rahal Letterman Lanigan Racing | ||
| David Malukas | 18 | Dale Coyne Racing | ||
| Ed Jones | 19 | Dale Coyne Racing | ||
| Josef Newgarden | 2 | Team Penske | ||
| Conor Daly | 20 | Ed Carpenter Racing | ||
| Rinus VeeKay | 21 | Ed Carpenter Racing | ||
| Juan Pablo Montoya | 6 | |||
| Sage Karam | 24 | Dreyer & Reinbold Racing | ||
| Stefan Wilson | 25 | Andretti Autosport | ||
| Colton Herta | 26 | Andretti Autosport | ||
| Kyle Kirkwood | 14 | A.J. Foyt Enterprises | ||
| Ryan Hunter-Reay | 28 | Andretti Autosport | ||
| Devlin DeFrancesco | 29 | Andretti Autosport | ||
| Scott McLaughlin | 3 | Team Penske | ||
| Christian Lundgaard | 30 | Rahal Letterman Lanigan Racing | ||
| Ed Carpenter | 33 | Ed Carpenter Racing | ||
| Dalton Kellett | 4 | A.J. Foyt Enterprises | ||
| Jack Hawksworth | 41 | A.J. Foyt Enterprises | ||
| Pato O'Ward | 5 | McLaren | ||
| Takuma Sato | 51 | Dale Coyne Racing | ||
| Cody Ware | 52 | Dale Coyne Racing | ||
| Max Chilton | 59 | |||
| Helio Castroneves | 06 | |||
| Simon Pagenaud | 60 | |||
| Matt Brabham | 61 | KVSH Racing | ||
| Felix Rosenqvist | 7 | McLaren | ||
| Callum Ilott | 77 | |||
| Marcus Ericsson | 8 | Chip Ganassi Racing | ||
| Charlie Kimball | 83 | Chip Ganassi Racing | ||
| Bryan Clauson | 88 | Dale Coyne Racing | ||
| Scott Dixon | 9 | Chip Ganassi Racing | ||
| Alexander Rossi | 27 | Andretti Autosport | ||