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