| List name | Post address | Description |
|---|---|---|
| Soccer | soccer@sccs.swarthmore.edu | |
| Solidarity-at-swat | solidarity-at-swat@sccs.swarthmore.edu | |
| SOLIS | solis@sccs.swarthmore.edu | |
| Sos | sos@sccs.swarthmore.edu | |
| Sosa | sosa@sccs.swarthmore.edu | |
| Soundmachine-list | soundmachine-list@sccs.swarthmore.edu | |
| SPAA | spaa@sccs.swarthmore.edu | Swarthmore Pan Asian Association |
| Spac-core | spac-core@sccs.swarthmore.edu | |
| Spac-discussion | spac-discussion@sccs.swarthmore.edu | |
| Spac-trade | spac-trade@sccs.swarthmore.edu |