OTTC
| Acronym | Definition |
|---|---|
| OTTC | Office of Technology Transfer and Commercialization (California State University; San Bernardino, CA) |
| OTTC | Open Trade Training Centre (South Africa) |
| OTTC | One Throat to Choke |
| OTTC | Oxfordshire Touring Theatre Company (UK) |
| OTTC | Ohio Training Tax Credit |
| OTTC | Overweight and Trying to Conceive (support group) |
| OTTC | Online Technology Transfer Center (China) |
| OTTC | Over the Top Coaching (Oakland, CA) |