- Oakhurst to Ovolo Woolloomooloo
- Oakville to Ovolo Woolloomooloo
- Oatlands to Ovolo Woolloomooloo
- Oatley to Ovolo Woolloomooloo
- Old Guildford to Ovolo Woolloomooloo
- Old Toongabbie to Ovolo Woolloomooloo
- Oran Park to Ovolo Woolloomooloo
- Orchard Hills to Ovolo Woolloomooloo
- Oxford Falls to Ovolo Woolloomooloo
- Oxley Park to Ovolo Woolloomooloo
- Oyster Bay to Ovolo Woolloomooloo
- Sydney Airport to Ovolo Woolloomooloo
- Ovolo Woolloomooloo to Oakhurst
- Ovolo Woolloomooloo to Oakville
- Ovolo Woolloomooloo to Oatlands
- Ovolo Woolloomooloo to Oatley
- Ovolo Woolloomooloo to Old Guildford
- Ovolo Woolloomooloo to Old Toongabbie
- Ovolo Woolloomooloo to Oran Park
- Ovolo Woolloomooloo to Orchard Hills
- Ovolo Woolloomooloo to Oxford Falls
- Ovolo Woolloomooloo to Oxley Park
- Ovolo Woolloomooloo to Oyster Bay
- Ovolo Woolloomooloo to Sydney Airport