| TRANSIT AGENCY | MBTA |
| ROUTE NAME | 121 |
| ROUTE TYPE | Bus |
| TOTAL STOPS | 9 |
| STARTS AT | Eagle St @ Lexington St |
| ENDS AT | Maverick |
| AGENCY CUSTOMER CARE NUMBER | 617-222-3200 |
3:40PM, 4:20PM, 5:00PM, 5:40PM, 6:20PM
3:41PM, 4:21PM, 5:01PM, 5:41PM, 6:21PM
3:42PM, 4:22PM, 5:02PM, 5:42PM, 6:22PM
3:42PM, 4:22PM, 5:03PM, 5:43PM, 6:23PM
3:43PM, 4:23PM, 5:04PM, 5:44PM, 6:24PM
3:44PM, 4:24PM, 5:05PM, 5:45PM, 6:25PM
3:45PM, 4:25PM, 5:06PM, 5:46PM, 6:26PM
3:47PM, 4:27PM, 5:08PM, 5:48PM, 6:28PM
3:52PM, 4:32PM, 5:13PM, 5:53PM, 6:33PM
mycityroutes.com is an independent website and is not affiliated with any transit or government agencies. The Boston data is sourced from the official MBTA website. Though we strive to keep the data accurate, it is possible that some errors may appear. For accurate information, please contact MBTA authorities directly.