OTOC
| Acronym | Definition |
|---|---|
| OTOC | Omaha Together One Community (Omaha, NE, USA) |
| OTOC | Oregon Toyota Owners Club (automobile club) |
| OTOC | Ohio Tournament of Champions (Columbus, OH) |
| OTOC | Order Taking Off Calendar (Workers' Compensation Appeals Board) |
| OTOC | Olympic Transport Operations Centre (London, UK) |