IndyCar Series teams
| Team | Motor | No. | Coureur | Land | Sponsor | |
|---|---|---|---|---|---|---|
| A.J. Foyt Enterprises |  |
Chevrolet | #4 | Charlie Kimball |  Verenigde Staten |
Tresiba |
| #14 | Sébastien Bourdais |  Frankrijk |
Bryant | |||
| #14 | Dalton Kellett |  Canada |
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| #14 | Tony Kanaan |  Brazilie |
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| Andretti Autosport |  |
Honda | #26 | Zach Veach | Verenigde Staten |
Gainbridge |
| #27 | Alexander Rossi | Verenigde Staten |
AutoNation | |||
| #28 | Ryan Hunter-Reay | Verenigde Staten |
DHL | |||
| #29 | James Hinchcliffe | Canada |
Genesys | |||
| #88 | Colton Herta | Verenigde Staten |
Capstone | |||
| #98 | Marco Andretti | Verenigde Staten |
U.S. Concrete | |||
| Arrow McLaren SP |  |
Chevrolet | #5 | Patricio O’Ward |  Mexico |
Arrow |
| #7 | Oliver Askew | Verenigde Staten |
Arrow | |||
| #66 | Fernando Alonso |  Spanje |
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| Carlin |  |
Chevrolet | #31 | Felipe Nasr | Brazilie |
PTC |
| #59 | Max Chilton |  Groot-Brittannië |
Gallagher | |||
| Citrone-Buhl Autosport |  |
#45 | Spencer Pigot | Verenigde Staten |
||
| Dale Coyne |  |
Honda | #18 | Santino Ferrucci | Verenigde Staten |
SealMaster |
| #55 | Álex Palou | Spanje |
Valpak | |||
| DragonSpeed |  |
Chevrolet | #81 | Ben Hanley | Groot-Brittannië |
FlexBox |
| Dreyer & Reinbold |  |
Chevrolet | #24 | Sage Karam | Verenigde Staten |
WIX Filters |
| Ed Carpenter Racing |  |
Chevrolet | #20 | Ed Carpenter | Verenigde Staten |
|
| #20 | Conor Daly | Verenigde Staten |
U.S. Air Force | |||
| #21 | Rinus VeeKay |  Nederland |
Sonax | |||
| Ganassi Racing |  |
Honda | #8 | Marcus Ericsson |  Zweden |
Huski Chocolate |
| #9 | Scott Dixon |  Nieuw Zeeland |
PNC Bank | |||
| #10 | Felix Rosenqvist | Zweden |
NTT Data | |||
| Meyer Shank Racing |  |
Honda | #60 | Jack Harvey | Groot-Brittannië |
SiriusXM |
| Rahal Letterman Lanigan |  |
Honda | #15 | Graham Rahal | Verenigde Staten |
United Rentals |
| #30 | Takuma Sato |  Japan |
Mi-Jack | |||
| Team Penske |  |
Chevrolet | #1 | Josef Newgarden | Verenigde Staten |
Hitachi |
| #2 | Scott McLaughlin | Nieuw Zeeland |
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| #3 | Hélio Castroneves | Brazilie |
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| #12 | Will Power |  Australie |
Verizon Wireless | |||
| #22 | Simon Pagenaud | Frankrijk |
Menards |