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