| Acronym | Definition |
|---|
| OTRP➣Office Of Teaching Resources in Psychology |
| OTRP➣Oklahoma Technology and Research Park (Stillwater, OK) |
| OTRP➣Ohio Transit Risk Pool (Fairlawn, OH; est. 1994) |
| OTRP➣Ontario Transit Renewal Program (Ontario, Canada) |
| OTRP➣Other Transfer Risk Problems (rating category) |
| OTRP➣Old Town Regional Program (Maine) |