The Operational Zone of the Adriatic Littoral (, OZAK; or colloquially: Operationszone Adria; ; ; ) was a Nazi German district on the northern Adriatic coast created during World War II in 1943.
The Adriatic Coastal Operation Area (, OZAK; or informally: Operational Zone of the Adriatic Coast) was a German military region established along the northern Adriatic coastline in 1943 during World War II.