From Balchladich, Sutherland to all cities in Lancashire starting with letter O
- Oakenclough, Sutherland
- Oakenhead Wood, Sutherland
- Oakenshaw, Sutherland
- Old Langho, Sutherland
- Ollerton Fold, Sutherland
- Ormskirk, Sutherland
- Ortner, Sutherland
- Osbaldeston, Sutherland
- Osbaldeston Green, Sutherland
- Oswaldtwistle, Sutherland
- Out Rawcliffe, Sutherland
- Over Burrow, Sutherland
- Over Kellet, Sutherland
- Over Leck, Sutherland
- Over Town, Sutherland
- Overton, Sutherland