Câmpulung la Tisa (Hungarian: Hosszúmező; Ukrainian: Довге Поле, Rusyn: Довге Поле, Yiddish: דעפאליע, romanized: Depolya, German: Langenfeld) is a commune in Maramureș County, Maramureș, Romania.

The commune lies on the left bank of the river Tisza, on the border with Ukraine, across from the village of Hrushovo [uk].

Câmpulung la Tisa is located in the northern part of the county, 13 km (8.1 mi) northwest of Sighetu Marmației and 76 km (47 mi) north of the county seat, Baia Mare.

It is traversed by national road DN19 [ro], which runs from Oradea to Sighetu Marmației.

Câmpulung la Tisa is the birthplace of the former Romanian football player Emerich Dembrovschi, who scored a goal against Pelé's Brazil at the 1970 FIFA World Cup.