Populated coastal places in Romania

Constanța (, , ) is a city in the Northern Dobruja historical region of Romania. A port city, it is the capital of Constanța County and the country's fourth largest city and principal port on the Black Sea coast. It is the oldest continuously inhabited city in Romania, founded around 600 BC, and among the oldest in Europe.

Mangalia (, ), ancient Callatis (; other historical names: Pangalia, Panglicara, Tomisovara), is a city and a port on the coast of the Black Sea in the south-east of Constanța County, Northern Dobruja, Romania.

Sulina () is a town and free port in Tulcea County, Northern Dobruja, Romania, at the mouth of the Sulina branch of the Danube. It is the easternmost point of Romania.

Năvodari (, historical names: Carachioi; Caracoium, ) is a town in Constanța County, region of Northern Dobruja, Romania, with a population of 34,398 as of 2021. The town formally includes a territorially distinct community, Social Group Peninsula, and administers the neighbouring village of Mamaia-Sat.

Eforie (; historical names (for Eforie Sud): Băile Movilă, Carmen-Sylva, Vasile Roaită) is a town and a holiday resort on the Black Sea shore, in Constanța County, Northern Dobruja, Romania. It is located about south of Constanța. Techirghiol Lake lies nearby.

Techirghiol (, historical name: Tekirgöl) is a town in Constanța County, Northern Dobruja, Romania.

Agigea (; , ) is a commune in Constanța County, Northern Dobruja, Romania. The commune includes four settlements: Agigea, Lazu (Turkish: Laz-Mahale), Sanatoriul Agigea, and Stațiunea Zoologică Marină Agigea, the last two being special settlements.

commune in Constanța County, Romania

commune in Tulcea County, Romania

Costinești () is a commune and resort in Constanța County, Northern Dobruja, Romania, located on the shore of the Black Sea, about south of the county seat, Constanța. It consists of two villages: Costinești and Schitu.

village in Constanța County, Romania