MI (home)
WI
MN
IL
MT
WA
OR
CA
NV
CO
WY
MA
ME
FL
Most of them have been driven to besides MA/ME so I've passed through a few more as well,
KY
GA
IN
OH
ND
SD
KS
NE
ID
AZ
UT
IO
Damn there are a lot of states when you think of it, still a quite a few I haven't been to.