For assistance please contact the Southside School office (360) 426-8437 with questions between 7:30 and 4:00 pm. After 4:00 pm contact Mason County Transportation Cooperative (360) 426-3182.
The Mason County Transportation Cooperative supplies the Southside School District and other surrounding districts with transportation services. To set up a bus stop or for bus stop information, please call (360) 426-3182.
Core Bus Routes can be found here: