- Oak Park to Quest Dandenong
- Oaklands Junction to Quest Dandenong
- Oakleigh East to Quest Dandenong
- Oakleigh South to Quest Dandenong
- Oakleigh to Quest Dandenong
- Ocean Grove to Quest Dandenong
- Officer to Quest Dandenong
- Olinda to Quest Dandenong
- Ormond to Quest Dandenong
- Melbourne Airport to Quest Dandenong
- Quest Dandenong to Oak Park
- Quest Dandenong to Oaklands Junction
- Quest Dandenong to Oakleigh East
- Quest Dandenong to Oakleigh South
- Quest Dandenong to Oakleigh
- Quest Dandenong to Ocean Grove
- Quest Dandenong to Officer
- Quest Dandenong to Olinda
- Quest Dandenong to Ormond
- Quest Dandenong to Melbourne Airport