- Oakhurst to Holiday Inn Warwick Farm
- Oakville to Holiday Inn Warwick Farm
- Oatlands to Holiday Inn Warwick Farm
- Oatley to Holiday Inn Warwick Farm
- Old Guildford to Holiday Inn Warwick Farm
- Old Toongabbie to Holiday Inn Warwick Farm
- Oran Park to Holiday Inn Warwick Farm
- Orchard Hills to Holiday Inn Warwick Farm
- Oxford Falls to Holiday Inn Warwick Farm
- Oxley Park to Holiday Inn Warwick Farm
- Oyster Bay to Holiday Inn Warwick Farm
- Sydney Airport to Holiday Inn Warwick Farm
- Holiday Inn Warwick Farm to Oakhurst
- Holiday Inn Warwick Farm to Oakville
- Holiday Inn Warwick Farm to Oatlands
- Holiday Inn Warwick Farm to Oatley
- Holiday Inn Warwick Farm to Old Guildford
- Holiday Inn Warwick Farm to Old Toongabbie
- Holiday Inn Warwick Farm to Oran Park
- Holiday Inn Warwick Farm to Orchard Hills
- Holiday Inn Warwick Farm to Oxford Falls
- Holiday Inn Warwick Farm to Oxley Park
- Holiday Inn Warwick Farm to Oyster Bay
- Holiday Inn Warwick Farm to Sydney Airport