From Balchladich, Sutherland to all cities in Lincolnshire starting with letter O
- Oasby, Sutherland
- Obthorpe, Sutherland
- Obthorpe Lodge, Sutherland
- Old Bolingbroke, Sutherland
- Old Brumby, Sutherland
- Old Clee, Sutherland
- Old Gate, Sutherland
- Old Leake, Sutherland
- Old Somerby, Sutherland
- Old Woodhall, Sutherland
- Orby, Sutherland
- Osbournby, Sutherland
- Osgodby, Sutherland
- Osgodby, Sutherland
- Otby, Sutherland
- Owmby, Sutherland
- Owmby by Spital, Sutherland
- Owston Ferry, Sutherland
- Oxcombe, Sutherland