| Department | Name | Phone | Campus | |
|---|---|---|---|---|
| ORANGE TECH | 405-744-9854 | OSU Stillwater | ||
| ORANGEFIT | KIM BEARD | 405-744-5544 | fitness@okstate.edu | OSU Stillwater |
| ORANGETECH | Christy Lench | 405-744-9854 | orangetech@okstate.edu | OSU Stillwater |
| ORCHESTRA OFFICE | THOMAS DICKEY | 405-744-6133 | thomas.dickey@okstate.edu | OSU Stillwater |
| OSAGE COUNTY EXT CENTER | Rick Clovis | 918-287-4170 | OSU Stillwater | |
| OSHER LIFELONG LEARNING INSTITUTE | Robbin Davis | 405-744-5868 | robbin.davis@okstate.edu | OSU Stillwater |
| Osteopathic Manipulative Medicine | OSU Center for Health Sciences | |||
| OSU TRANSIT SERVICES | STEVE SPRADLING | 405-744-2832 | transit@okstate.edu | OSU Stillwater |
| OSU Ag Research | Scott Senseman | 405-744-5398 | scott.senseman@okstate.edu | OSU Stillwater |
| OSU Agriculture | Jayson Lusk | OSU Stillwater |