Teams und Fahrer Saison 2007
| Nr |
Team |
Fahrer | Auto | |
| 1 | Newman/ Haas/ Lanigan Racing | Sebastien Bourdais |
 |
Bridgestone/Cosworth/DP01 |
| 2 | Newman/ Haas/ Lanigan Racing | Graham Rahal |
 |
Bridgestone/Cosworth/DP01 |
| 3 | Forsythe Championship Racing | Paul Tracy |
 |
Bridgestone/Cosworth/DP01 |
| 4 | Minardi Team USA | Dan Clarke |
 |
Bridgestone/Cosworth/DP01 |
| 5 | Team Australia | Will Power |
 |
Bridgestone/Cosworth/DP01 |
| 7 | Forsythe Championship Racing | Oriol Servia |
 |
Bridgestone/Cosworth/DP01 |
| 8 | RSPORTS | Alex Tagliani |
|
Bridgestone/Cosworth/DP01 |
| 9 | RSPORTS | Justin Wilson |
 |
Bridgestone/Cosworth/DP01 |
| 11 | Dale Coyne Racing | Katherine Legge |
|
Bridgestone/Cosworth/DP01 |
| 14 | Minardi Team USA | Robert Doornbos |
 |
Bridgestone/Cosworth/DP01 |
| 15 | Team Australia | Simon Pagenaud |
|
Bridgestone/Cosworth/DP01 |
| 19 | Dale Coyne Racing | Bruno Junqueira |
 |
Bridgestone/Cosworth/DP01 |
| 21 | PKV Racing | Neel Jani |
 |
Bridgestone/Cosworth/DP01 |
| 22 | PKV Racing | Tristan Gommendy |
|
Bridgestone/Cosworth/DP01 |
| 28 | Pacific Coast Motorsports | Ryan Dalziel |
 |
Bridgestone/Cosworth/DP01 |
| 29 | Pacific Coast Motorsports | Alex Figge |
|
Bridgestone/Cosworth/DP01 |
| 34 | Conquest Racing | Jan Heylen |
 |
Bridgestone/Cosworth/DP01 |
