Community Group List
- OPENaid International
- Oakleigh Centre for Intellectually Disabled Citizens Inc
- Odyssey House McGrath Foundation
- Odyssey House Victoria
- One Umbrella Australia Inc
- Open Family Australia
- Open House Youth Accommodation Services Inc
- Out doors Inc
- Ovarian Cancer Austalia
- Oxfam Australia
- Oxfam Australia (Sydney Office)
- Oz GREEN - Global Rivers Environmental Education Network
- OzCots
- OzHarvest - Food Rescue
