| Team | Engine | No. | Contracted | Rounds |
|---|---|---|---|---|
| A.J Foyt Enterprises | Chevrolet | 14 88 | Santino Ferrucci Benjamin Pedersen | All All |
| Andretti Autosport | Honda | 26 27 28 29 98 | Colton Herta Kyle Kirkwood Romain Grosjean Devlin DeFrancesco Marco Andretti | All All All All 6 |
| Arrow McLaren SP | Chevrolet | 5 6 7 TBA | Pato O'Ward Felix Rosenqvist Alexander Rossi Tony Kanaan | All All All 6 |
| Chip Ganassi Racing | Honda | 8 9 10 11 (Road Courses) 11 (Oval Courses) | Marcus Ericsson Scott Dixon Alex Palou Marcus Armstrong Takuma Sato | All All All 1, 3-5, 7-10, 13, 14, 16, 17 2, 6, 11, 12, 15 |
| Dale Coyne Racing | Honda | 18 51 | David Malukas Sting Ray Robb | All All |
| Ed Carpenter Racing | Chevrolet | 20 21 | Conor Daly Rinus VeeKay | All All |
| Juncos Hollinger Racing | Chevrolet | 77 78 | Callum Ilott Agustin Canapino | All All |
| Meyer Shank Racing | Honda | 06 60 | Helio Castroneves Simon Pagenaud | All All |
| Rahal Letterman Lanigan Racing | Honda | 15 30 45 TBA | Graham Rahal Christian Lundgaard Jack Harvey TBA | All All All TBA |
| Team Penske | Chevrolet | 2 3 TBA | Josef Newgarden Scott McLaughlin Will Power | All All All |
2023 IndyCar Driver Line-Up
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