Branches
- Main St @ Kendall Station - Red Line
- Main St @ Galileo Way
- Broadway @ Hampshire St
- Broadway @ Windsor St
- Broadway @ Columbia St
- Broadway @ Norfolk St
- Broadway @ Prospect St
- Broadway @ Inman St
- Broadway @ Fayette St
- Broadway @ Highland Ave
- Broadway @ Ellery St
- Broadway @ Felton St
- Quincy St @ Broadway opp Fogg Museum
- Quincy St @ Harvard St
- Massachusetts Ave opp Holyoke St