The Weyburn Energy sponsored No. 2 of Cape Motorsports with /WTR piloted by Cape Motorsports with /WTR (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The Russkaya Mekhanika No. 3 of Cape Motorsports with /WTR piloted by Nikita Lastochkin (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The No. 5 Dot Works/Primus Racing Parts of Chastain Motorsports, piloted by Chastain Motorsports (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
The No. 5 Dot Works/Primus Racing Parts of Chastain Motorsports, piloted by Chastain Motorsports (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The No. 6 of ArmsUp Motorsports, piloted by Max Hanratty (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The Burgess BLA sponsored No. 8 of Cape Motorsports with /WTR, piloted by Anthony Martin (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The No. 9 of ArmsUp Motorsports, driven by Victor Franzoni (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The Lipten Energy Solutions No. 12 of Spencer Racing, piloted by Eric Filgueiras (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The No. 15 of Fat Boy Racing, piloted by Brenden Puderbach (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
The SBT sponsored No. 17 of Afterburner Autosport, driven by Felipe Ortiz (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
The Mazda/Sparco/Molecule Sports/Crow Enterprises sponsored No. 18 of Afterburner Autosport, driven by Dakota Dickerson (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The Metalloid/Wild Boar Energy Drink/SafeIsFast sponsored No. 19 of RJB Motorsports, driven by Michai Stephens (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The Metalloid/Wild Boar Energy Drink sponsored No. 20 of RJB Motorsports, driven by Clint McMahan (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The No. 21 of Pabst Racing, driven by Jordan Lloyd (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The Rahal Automotive Group No. 22 of Pabst Racing, driven by Garth Rickards (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
The Rahal Automotive Group/Pabst Racing sponsored No. 22 of Pabst Racing piloted by Garth Rickards (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The Blue Bay International Resorts sponsor No. 23 of Pabst Racing, piloted by Yufeng Luo (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The Energima sponsored No. 33 of John Cummiskey Racing racing, driven by Ayla Agren (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The Bellko Trading sponsored No. 34 of John Cummiskey Racing, piloted by Lucas Kohl (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The No. 44 of Fat Boy Racing, driven by Charles Finelli (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
The Martini/Coors Light sponsored No. 52 of JDC Motorsports, driven by Robert Allaer (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
The Patrick Ottis Company sponsored No. 72 of JDC Motorsports, piloted by Tazio Ottis (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
The Patrick Ottis Company sponsored No. 72 of JDC Motorsports, piloted by Tazio Ottis (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The Miller Eads Electrical Contractors No. 77 of Chastain Motorsports, driven by Sam Chastain (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
The Palo Alto Networks sponsored No. 80 of Team Pelfrey, piloted by Robert Megennis (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The #2Bn1 sponsored No. 81 of Team Pelfrey, driven by Jordan Cane (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The Rathbun Associates sponsored No. 82 of Team Pelfrey, driven by TJ Fischer (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
The Rathbun Associates sponsored No. 82 of Team Pelfrey, driven by TJ Fischer (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The Team New Zealand sponsored No. 83 of Team Pelfrey, piloted by James Munro (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
The Team New Zealand sponsored No. 83 of Team Pelfrey, piloted by James Munro (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The No. 91 of JAY Motorsports, driven by Luke Gabin (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Streets Of St. Petersburg - Priority Marine Construction Grand Prix of St. Petersburg Presented by Andersen RacePark/Hi-Tide Boat Lifts Grand Prix of St. Petersburg Presented by Andersen RacePark
The No. 91 of JAY Motorsports, driven by Luke Gabin (Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama
The Zero Chroma/Venturecross/Mauck2/Fiberight sponsored No. 92 of JAY Motorsports driven by Cameron Das ((Photo courtesy of Indianapolis Motor Speedway, LLC Photography)
- Barber Motorsports Park - Cooper Tires USF2000 Grand Prix of Alabama