| Name | Twitter Followers |
| Black Alliance for Peace | 48436 |
| Dissenters | n/a |
| Environmentalists Against War | n/a |
| Massachusetts Peace Action | 6708 |
| Minnesota Anti-War Committee | 2634 |
| United for Peace and Justice | 1207 |
| Veterans for Peace | 34729 |
| Western New York Peace Center | n/a |
| World Beyond War | 12850 |
| World Can't Wait | 3732 |