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