This is a list of third-level administrative divisions by area (including surface water) in square kilometres. Third-level administrative divisions are those under second level (counties, districts, cities, etc.) and they are townships, towns, municipalities, villages, etc., but the names vary by sovereign state.
List of third-level administrative divisions by area
In China provinces are first level country administrative divisions, prefecture level cities are second level country administrative subdivisions, and counties are third level country administrative subdivisions. The Unorganized borough is not any level of government structure but the List of country second level subdivisions by area page ranks it.