To get to campus from the north, exit I-15 at the second Pocatello exit (Exit 69, Center Street). Merge Right onto Clark St., which is a one-way street heading west into town. Left turns at 15th St. (the first light), 8th St (the second light), and 4th St. (the fourth light), will take you through or past the ISU campus. 8th St will take you right past the Physical Sciences Building.
From the south, follow I-15 to Pocatello and take the first exit (Exit 67, S. 5th Ave.). Turn left onto S. 5th Ave., which soon splits off as a one-way street heading northwest into town. Follow S. 5th Ave. for about two miles, past the cemetery. The main ISU campus will be on your right after the first stoplight.
From the west, follow I-86 into Pocatello, take I-15 South at the junction, and follow the directions for "from the north" above.
All parking on campus is free after 4:00 p.m. Friday, and all day on Saturday. The best lot is Lot R1, just to the west of the Physical Science building. The enterence is on Carter St., just to the East of 5th Ave.