| F3 Name | Date Joined | Total Posts | Total Qs | 2025 Posts | 2025 Qs | QSrc Posts | QSrc Qs |
| Sixth Sense | 7/4/24 | 7 | 0 | 0 | 0 | 0 | 0 |
| Sippy Cup | 6/25/24 | 2 | 0 | 0 | 0 | 0 | 0 |
| Siete | 2/14/24 | 10 | 0 | 0 | 0 | 0 | 0 |
| Short Sale Jr. (<18) | 1/18/25 | 5 | 0 | 5 | 0 | 0 | 0 |
| Short Sale | 6/26/24 | 135 | 11 | 46 | 5 | 0 | 0 |
| Short Horn | 3/6/24 | 8 | 0 | 4 | 0 | 0 | 0 |
| Shinglez | 2/13/24 | 82 | 13 | 4 | 1 | 0 | 0 |
| Shiner | 6/11/24 | 1 | 0 | 0 | 0 | 0 | 0 |
| Sharkbite | 2/23/24 | 8 | 0 | 0 | 0 | 0 | 0 |
| Scribblez | 5/22/24 | 3 | 0 | 0 | 0 | 0 | 0 |
| Scramblez | 3/5/24 | 12 | 0 | 0 | 0 | 0 | 0 |
| Schwinn | 4/22/24 | 6 | 0 | 0 | 0 | 0 | 0 |
| Sanderz | 11/30/24 | 1 | 0 | 0 | 0 | 0 | 0 |
| Rumble Stripz | 5/3/24 | 9 | 1 | 2 | 0 | 1 | 0 |
| Rough Draft | 2/12/24 | 111 | 10 | 32 | 3 | 0 | 0 |
| Roof Rat | 2/12/24 | 56 | 3 | 12 | 0 | 0 | 0 |
| Rocket Man (<18) | 11/15/24 | 31 | 0 | 30 | 0 | 7 | 0 |
| River Rat | 4/11/24 | 1 | 0 | 0 | 0 | 0 | 0 |
| Ringworm | 2/12/24 | 241 | 36 | 62 | 14 | 11 | 1 |
| Rifz | 4/15/24 | 7 | 0 | 0 | 0 | 0 | 0 |
| Red Cat (<18) | 3/29/25 | 1 | 0 | 1 | 0 | 0 | 0 |
| Reboot | 7/18/24 | 2 | 0 | 0 | 0 | 0 | 0 |
| Real Special | 2/12/24 | 134 | 5 | 32 | 1 | 2 | 0 |
| Real Nemo, Rubicon | 2/12/24 | 173 | 17 | 45 | 4 | 10 | 1 |
| Radio Shack (<18) | 2/15/25 | 1 | 0 | 1 | 0 | 0 | 0 |