MST Trolley Monterey
- City of Monterey
- Monterey Bay Aquarium
California State University Monterey Bay (CSUMB)
- Line 25 CSUMB – Salinas
Hartnell College and Hartnell College Associated Student Senate
- Free fares for all Hartnell students with a valid student ID card.
Monterey Peninsula College
- Free fares for all MPC students with a valid student ID card.