500
The remaining buses that do not drive to the college via City Hall Terminal: they drive elsewhere (if you name the routes correctly in numerical order, I will give you a bonus!) THIS IS A CHALLENGE!
What are the #1 Mainline Current River (1CR), #1 Mainline Westfort (1WF), #3 Memorial Jumbo Gardens (3JG), #3 Memorial Airport (3AP) #4 Neebing, #6 Mission, and #12 East End buses?