Arriana

Arriana () is a municipality in the Rhodope regional unit, Greece. The seat of the municipality is in Fillyra.

Fillyra () is a village and a former municipality in the Rhodope regional unit, East Macedonia and Thrace, Greece. Since the 2011 local government reform it is part of the municipality Arriana, of which it is the seat and a municipal unit. The municipal unit has an area of 236.502 km2. In 2021 its population was 6,813. The Turkish name of Fillyra is Sirkeli, meaning "with vinegar".

Aratos (, ) is a settlement in the Arriana municipality, Rhodope regional unit, Eastern Macedonia and Thrace region, Greece.

Organi () is a village and a former community in the Rhodope regional unit, East Macedonia and Thrace, Greece. Since the 2011 local government reform it is part of the municipality Arriana, of which it is a municipal unit. The municipal unit has an area of 215.665 km2. Population 1,785 (2021).

Kechros (; ) is a village and a former community in the Rhodope regional unit, East Macedonia and Thrace, Greece. Since the 2011 local government reform it is part of the municipality Arriana, of which it is a municipal unit. The municipal unit has an area of 140.617 km2. It has a population of 1,019, as of 2021.