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