Rucka

Mala Moštanica is a village located in the municipality of Obrenovac, Belgrade, Serbia. As of 2011 census, it has a population of 1,805 inhabitants.

Umka (Serbian Cyrillic: Умка) is a suburban settlement of Belgrade, Serbia. It is located in the municipality of Čukarica. The settlement is notorious for the soil creep, so much that the apocryphal classified "Home for sale [in Umka], low mileage" entered the colloquial language.

Velika Moštanica (Serbian Cyrillic: Велика Моштаница) is a suburban settlement of Belgrade, Serbia. It is located in the municipality of Čukarica.

Barič (Serbian: Барич) is a village located in the municipality of Obrenovac, Belgrade, Serbia. As of 2011 census, it has a population of 6,918 inhabitants.

Pećani (Serbian Cyrillic: Пећани) is an urban settlement of Belgrade, the capital of Serbia. It is located in the municipality of Čukarica. Pećani is located 3 km south of Ostružnica, in central part of the Čukarica municipality. It is the second least populated settlement in the municipality, with a population of 562 as of 2011 census, and despite being small and depopulating (population of 632 in 1991), it is statistically classified as an urban settlement (town). There are two karstic caves near the town, called Donja Pećina and Gornja Pećina ("upper cave" and "lower cave").In July 2023 city announced plans for massive urbanization of the Velika Moštanica-Pećani area, which would triple their combined population to 9,750.

Vranić (Serbian Cyrillic: Вранић) is a suburban settlement of Belgrade, Serbia. It is located in the municipality of Barajevo. Vranić is the westernmost settlement in the municipality, located 2 km (1.2 mi) east of the Ibarska magistrala, but as the settlement grew, it reached the highway. Vranić was part of the municipality of Umka which was abolished in 1960 and divided between the municipalities of Čukarica and Barajevo (Vranić and Meljak).

The Kolubara (Serbian Cyrillic: Колубара, pronounced [kɔlǔbara]) is a 87 km (54 mi) long river in western Serbia; it is an eastern, right tributary to the Sava river. Due to the many long tributaries creating a branchy system within the river's drainage basin, the short Kolubara drains relatively large area of 3,639 km2 (1,405 sq mi). It is part of the larger Black Sea drainage. The river is not navigable, but its valley is very important for transportation. Here are located Belgrade-Valjevo road, parts of Belgrade-Šabac road, Ibarska magistrala (Highway of Ibar) and the Belgrade-Bar railway. The Kolubara was the site of one of the major battles on the Balkans in the World War I, the Battle of Kolubara in 1914. There is a game hunting ground "Kolubara" in the valley of the river, on the territory of the Lazarevac municipality.

The Obrenovac-Surčin Bridge on A2 motorway (Serbian: Мост Обреновац-Сурчин, romanized: Most Obrenovac-Surčin) is the bridge crossing the rivers Kolubara and Sava in the suburban section of Belgrade, the capital of Serbia. It is part of the A2 motorway, in Serbia more often called Corridor XI. Preparatory works on the bridge began on 12 February 2017 and it was ceremonially opened, with the adjoining Obrenovac-Surčin section of the motorway, on 17 December 2019.

Meljak (Serbian Cyrillic: Мељак) is a suburban settlement of Belgrade, Serbia. It is located in the municipality of Barajevo. It is located northeast of the municipal seat of Barajevo. It is a rural settlement and thanks to its location on the Ibarska magistrala (Highway of Ibar), one of the fastest growing in the municipality. It grew from a population of 1,307 (Census 1991) to 1,772 (Census 2002), with an average annual growth of 2.8%. Meljak was part of the municipality of Umka which was abolished in 1960 and divided between the municipalities of Čukarica and Barajevo (Meljak and Vranić).

Ostružnica (Serbian Cyrillic: Остружница) is a suburban settlement of Belgrade, Serbia, in the municipality of Čukarica. It has a population of 4,218 people (2011).

Jasenak is a village located in the municipality of Obrenovac, Belgrade, Serbia. As of 2011 census, it has a population of 670 inhabitants.

Ostružnica railway station (Serbian: Железничка станица Остружница) is a railway station of Belgrade railway junction. Located in Ostružnica, Belgrade, Serbia. Railroad continued to Surčin in one, in the other direction to Belgrade marshalling yard "A", in third direction to Belgrade marshalling yard "B", in fourth direction to Jajinci and the fifth direction towards to Resnik. Ostružnica railway station railway station consists of 4 railway tracks.