| Team | Driver | Car No. |
| A.J. Foyt Racing | Takuma Sato | #14 |
| Barracuda Racing/Bryan Herta | Alex Tagliani | #98 |
| Chip Ganassi Racing | Scott Dixon | #9 |
| Dario Franchitti | #10 | |
| Charlie Kimball | #83 | |
| Dale Coyne Racing | Justin Wilson | #18 |
| Ana Beatriz / Stefan Wilson | #19 | |
| Rahal Letterman Racing | Graham Rahal | #15 |
| James Jakes | #16 | |
| Sarah Fisher Hartman Racing | Josef Newgarden | #67 |
| Schmidt Hamilton Peterson Racing | Simon Pagenaud | #77 |
| Tristan Vautier | #55 |
