There are
2,378 mi
from Parma, OH to Oroville, CA
That's the driving distance. It would take 1 day 17 hours to go from Parma, Ohio to Oroville, California.
The flight distance (direct flight from Parma, OH to Oroville, CA) is 2,079.65 mi.
2,378 mi = 3,827.28 kms