From Sco Ruston, Norfolk to all cities in Leicestershire starting with letter O
- Oadby, Norfolk
- Oaks in Charnwood, Norfolk
- Oakthorpe, Norfolk
- Odstone, Norfolk
- Old Dalby, Norfolk
- Old Ingarsby, Norfolk
- Orton on the Hill, Norfolk
- Osbaston, Norfolk
- Osbaston Hollow, Norfolk
- Osgathorpe, Norfolk
- Outwoods, Norfolk
- Owston, Norfolk