- Oakhurst to Best Western Casula Motor Inn
- Oakville to Best Western Casula Motor Inn
- Oatlands to Best Western Casula Motor Inn
- Oatley to Best Western Casula Motor Inn
- Old Guildford to Best Western Casula Motor Inn
- Old Toongabbie to Best Western Casula Motor Inn
- Oran Park to Best Western Casula Motor Inn
- Orchard Hills to Best Western Casula Motor Inn
- Oxford Falls to Best Western Casula Motor Inn
- Oxley Park to Best Western Casula Motor Inn
- Oyster Bay to Best Western Casula Motor Inn
- Sydney Airport to Best Western Casula Motor Inn
- Best Western Casula Motor Inn to Oakhurst
- Best Western Casula Motor Inn to Oakville
- Best Western Casula Motor Inn to Oatlands
- Best Western Casula Motor Inn to Oatley
- Best Western Casula Motor Inn to Old Guildford
- Best Western Casula Motor Inn to Old Toongabbie
- Best Western Casula Motor Inn to Oran Park
- Best Western Casula Motor Inn to Orchard Hills
- Best Western Casula Motor Inn to Oxford Falls
- Best Western Casula Motor Inn to Oxley Park
- Best Western Casula Motor Inn to Oyster Bay
- Best Western Casula Motor Inn to Sydney Airport