From The USAC web site:

Jul 08 2011 Gas City, IN Gas City I-69 Speedway 1/4 Dirt
Jul 09 2011 Kokomo, IN Kokomo Speedway 1/4 Dirt
Jul 10 2011 Lawrenceburg, IN Lawrenceburg Speedway 3/8 Dirt
Jul 13 2011 Terre Haute, IN Terre Haute Action Track 1/2 Dirt
Jul 14 2011 Brownstown, IN Brownstown Speedway 1/4 Dirt
Jul 15 2011 Bloomington, IN Bloomington Speedway 1/4 Dirt
Jul 16 2011 Haubstadt, IN Tri-State Speedway 1/4 Dirt

Go to all of them I'd say.