| Acronym | Definition |
|---|
| OTOP➣One Tambon One Product (Thailand) |
| OTOP➣Office of Technology Operations and Planning |
| OTOP➣Ogólnopolskie Towarzystwo Ochrony Ptaków (Poland) |
| OTOP➣Off Tool Off Process (automotive engineering) |
| OTOP➣Office of Technology Operations and Planning (US EPA) |
| OTOP➣Opiate Treatment Outpatient Program (San Francisco, CA) |
| OTOP➣On the Other Paw (slang) |