Instrument with O
- Ocarina
- Oud
- Odometer
- Organistrum
- ORGAN
- oven
- Organs
- organ piano
- okarina
- old guitar
- Oregon
- Oil drum
- Ornament
- operatic voice
- Oscilloscope
- old
- Oliphant
- Odrecillo
- oval shaped drum
Ordene på listen Instrument with O stammer fra spillere af ordspillet By-Land-Flod.