Opoj

Vlčkovce (until 1948: Farkašín; Hungarian: Farkashida) is a village and municipality of Trnava District in the Trnava Region of Slovakia.

Majcichov (Hungarian: Majtény) is a village and municipality of Trnava District in the Trnava region of Slovakia.

Križovany nad Dudváhom (Hungarian: Vágkeresztúr) is a village and municipality of Trnava District in the Trnava region of Slovakia.

The Dolná Blava is a right tributary of the Dolný Dudváh in Trnava District, Western Slovakia. It flows into the Dolný Dudváh near Križovany nad Dudváhom. It is 9.8 km (6.1 mi) long and its basin size is 143 km2 (55 sq mi).

Hoste (Hungarian: Kisgeszt) is a village and municipality in Galanta District of the Trnava Region of south-west Slovakia.

Abrahámsky Park is a nature reserve in the Slovak municipality of Abrahám. It covers an area of 10.85 ha and has a protection level of 4.

Abrahám (Hungarian: Ábrahám) is a village and municipality in Galanta District of the Trnava Region of south-west Slovakia.

Zeleneč (Hungarian: Szelincs) is a village and municipality of Trnava District in the Trnava region of Slovakia. Located about 8 km from Trnava it is a relatively big village, similar to other villages in Western Slovakia. Zeleneč inhabitants work mostly in neighboring production plants or sustain themselves with agriculture.

Zavar is a village and municipality of Trnava District in the Trnava region of Slovakia. One of the main employers in the village is an auto industry production branch. Zavar location at a crossroad of D1 and R1 motorways is a good prerequisite for the further development. According to 2021 census, more than 15% of inhabitants are foreigners, mostly Ukrainians and Serbians.

The Stellantis Trnava Plant is a major car plant in Slovakia and the most recently established Stellantis plant in Europe. It is located directly to the south-east of Trnava, approximately 60 kilometres (37 mi) from Bratislava and the frontier with Austria to the south-west.

The Krupský potok is a tributary of the Dolná Blava in Trnava District, Western Slovakia. Its source is located near Okrúhla in the Little Carpathians Mountains. It flows into the Dolná Blava in Dolné Lovčice. It is 30.7 km (19.1 mi) long and its basin size is 131 km2 (51 sq mi).

Veľká Mača (Hungarian: Nagymácséd) is a village and municipality in Galanta District of the Trnava Region of south-west Slovakia.