| Car |
Driver |
Hometown |
Entrant |
| 2 |
A.J. Foyt IV |
Hockley, Texas |
Vision Racing |
| 3 |
Helio Castroneves |
Sao Paulo, Brazil |
Team Penske |
| 4 |
Vitor Meira |
Brasilia, Brazil |
Panther Racing |
| 5 |
Oriol Servia |
Pals, Catalonia, Spain |
KV Racing Technology |
| 6 |
Ryan Briscoe |
Sydney, Australia |
Team Penske |
| 7 |
Danica Patrick |
Roscoe, Ill. |
Andretti Green Racing |
| 8 |
Will Power (R) |
Toowoomba, Australia |
KV Racing Technology |
| 9 |
Scott Dixon |
Auckland, New Zealand |
Target Chip Ganassi Racing |
| 10 |
Dan Wheldon |
Emberton, England |
Target Chip Ganassi Racing |
| 11 |
Tony Kanaan |
Salvador, Bahia, Brazil |
Andretti Green Racing |
| 14 |
Darren Manning |
North Yorkshire, England |
A.J. Foyt Enterprises |
| 15 |
Buddy Rice |
Phoenix |
Dreyer & Reinbold Racing |
| 17 |
Ryan Hunter-Reay |
Boca Raton, Fla. |
Rahal Letterman Racing |
| 18 |
Bruno Junqueira |
Belo Horizonte, Brazil |
Dale Coyne Racing |
| 19 |
Mario Moraes (R) |
Sao Paulo, Brazil |
Dale Coyne Racing |
| 20 |
Ed Carpenter |
Indianapolis |
Vision Racing |
| 23 |
Milka Duno |
Caracas, Venezuela |
Dreyer & Reinbold Racing |
| 24 |
Jay Howard |
Basildon, England |
Roth Racing |
| 25 |
Marty Roth |
Toronto |
Roth Racing |
| 26 |
Marco Andretti |
Nazareth, Pa. |
Andretti Green Racing |
| 27 |
Hideki Mutoh (R) |
Tokyo |
Andretti Green Racing |
| 33 |
E.J. Viso (R) |
Caracas, Venezuela |
HVM Racing |
| 34 |
Jaime Camara (R) |
Goiania, Brazil |
Conquest Racing |
| 36 |
Enrique Bernoldi (R) |
Curitiva, Brazil |
Conquest Racing |
| 96 |
Mario Dominguez (R) |
Mexico City |
Pacific Coast Motorsports |
| 02 |
Justin Wilson (R) |
Sheffield, England |
Newman/Haas/Lanigan Racing |
| 06 |
Graham Rahal (R) |
New Albany, Ohio |
Newman/Haas/Lanigan Racing |