| 
| 2006 Entry List |  
| Team | # | Driver | Rookie | Chassis | Engine | Rounds |  
| ASM Formule 3 | 1 | Sebastian Vettel |  | F305/059 | Mercedes | All |  
| 2 | Paul Di Resta |  | F305/021 | All |  
| 16 | Giedo van der Garde |  | F306/012 | All |  
| 17 | Kamui Kobayashi | R | F305/012 | All |  
| Manor Motorsport | 3 | Kohei Hirate |  | F305/001 | Mercedes | All |  
| 4 | Esteban Guerrieri |  | F305/020 | All |  
| 18 | Kazuki Nakajima |  | F305/062 | All |  
| Prema Powerteam | 5 | Alejandro Núñez |  | F306/004 | Mercedes | All |  
| 6 | Ronayne O'Mahony |  | F305/023 | All |  
| 19 | João Urbano | R | F306/005 | 1–5 |  
| Paolo Maria Nocera |  | 6–9 |  
| Roberto Streit |  | 10 |  
| ASL Mücke Motorsport | 7 | Sébastien Buemi |  | F305/011 | Mercedes | All |  
| 8 | Jonathan Summerton | R | F305/028 | All |  
| Signature-Plus | 9 | Guillaume Moreau |  | F305/035 | Mercedes | All |  
| 10 | Romain Grosjean |  | F305/029 | All |  
| 20 | Charlie Kimball |  | F306/010 | All |  
| 21 | Tim Sandtler | R | F305/036 | All |  
| HBR Motorsport | 11 | Richard Antinucci |  | F305/045 | Mercedes | All |  
| Team ISR | 14 | Filip Salaquarda |  | F306/009 | Opel | All |  
| Bas Leinders Junior Racing Team | 22 | Michael Herck |  | F306/016 | Mercedes | All |  
| Jo Zeller Racing | 24 | Peter Elkmann |  | F306/014 | Opel | 1–7 |  
| Natacha Gachnang |  | 9–10 |  
| Julia Kuhn | 25 | Julia Kuhn |  | F305/063 | Opel | 1–2, 4, 6 |  
| Fortec Motorsport | 26 | Yelmer Buurman |  | F305/002 | Mercedes | 1, 4 |  
| Hitech Racing | 29 | James Jakes |  | F305/037 | Mercedes | 1, 4 |  
| 30 | James Walker |  | F305/003 | 1, 4 |  
| Bordoli Motorsport | 31 | Natacha Gachnang |  | F305/026 | Opel | 5–6 |  
| Van Amersfoort Racing | 32 | Dominick Muermans |  | F306/023 | Opel | 7 |  
| 33 | Récardo Bruins Choi |  | F305/046 | 7 |  
| Trophy |  
| Janiec Racing Team | 40 | Anthony Janiec |  | F302/063 | Renault | 1, 3, 5–7, 9–10 |  
| 46 | Julien Abelli |  | F302/067 | 9 |  
| HBR Motorsport | 41 | Cemil Çipa |  | F304/012 | Opel | 1, 3, 5–7, 9–10 |  
| SMS Seyffarth Motorsport | 42 | Kevin Fank |  | F302/032 | Mercedes | 1 |  
| Gina-Maria Adenauer |  | 5 |  
| 43 | Julian Theobald |  | F303/015 | 1, 3, 5–7 |  
| 44 | Bruno Fechner |  | F302/012 | 1, 6–7 |  
| Dominik Schraml |  | 3 |  
| FS Motorsport | 45 |  | F302/050 | Opel | 5 |  |  |