Route 4A and 4B: Marysville Loop Clockwise / Marysville Loop Counter Clockwise
KEY:
- White + shaded background = weekday service
- Shaded background only = Saturday service
- No Sunday service
- (T) = Transfer point
Route 4A: Marysville Loop Clockwise
KEY:
- White + shaded background = weekday service
- Shaded background only = Saturday service
- No Sunday service
- (T) = Transfer point