| |
| ProgressiveU | California |
| Promise To Vote | California |
| Public Allies Silicon Valley | California |
| Push the Change! | California |
| Rainforest Action Network | California |
| Rainforest Action Network of Long Beach Poly | California |
| RCC Queer Alliance | California |
| Resisters.info | California |
| San Diego State University Student Action Committe | California |
| San Diego Students for Social Action | California |
| San Francisco State Students Against War | California |
| Santa Clara Labor Action Committee | California |
| Santa Cruz Students for Youth Power! | California |
| Santa Rosa Peace Rally | California |
| Santiago Amnesty International | California |
| SEIU Local 24/7 | California |
| SFSU La Raza Student Organization | California |
| Shaking the Foundations Legal Conference, Stanford Law School | California |
| Shasta High School Student Union | California |
| Sheldon's Progressives Club | California |
