
Banja Luka or Banjaluka is the second largest city in Bosnia and Herzegovina and largest city of Republika Srpska. It is the traditional centre of the densely-forested Bosanska Krajina region of northwestern Bosnia. According to the 2013 census, the city proper has a population of 138,963, while its administrative area comprises a total of 185,042 inhabitants.

Bratunac is a town and municipality located in easternmost part of Republika Srpska, an entity of Bosnia and Herzegovina. As of 2013 census, it has a population of 20,340 inhabitants, while the town of Bratunac has a population of 8,359 inhabitants.

Brod is a town and municipality located in Republika Srpska, an entity of Bosnia and Herzegovina. It is situated on the south bank of the river Sava, in the western part of the Posavina region. As of 2013, the town has a population of 7,637 inhabitants, while the municipality has a population of 16,619 inhabitants.

Busnovi is a village in Prijedor, Republika Srpska, in northwestern Bosnia and Herzegovina. The population is 1,962. It is near to Omarska.

Čelinac is a town and municipality located in Bosnia and Herzegovina. As of 2013, it has a population of 15,548 inhabitants, while the town of Čelinac has a population of 5,097 inhabitants.
Kozarska Dubica, is a town and municipality located in northern Republika Srpska, an entity of Bosnia and Herzegovina. As of 2013, it has a population of 21,542 inhabitants, while the town of Kozarska Dubica has a population of 11,566 inhabitants.

Foča is a town and a municipality located in Republika Srpska in eastern Bosnia and Herzegovina, on the banks of Drina river. As of 2013, the town has a population of 12,234 inhabitants, while the municipality has 18,288 inhabitants.

Gacko is a town and municipality located in Republika Srpska, an entity of Bosnia and Herzegovina. It is situated in the region of East Herzegovina. As of 2013, the town has a population of 5,784 inhabitants, while the municipality has 8,990 inhabitants.

Han Pijesak is a town and municipality located in Republika Srpska, an entity of Bosnia and Herzegovina. As of 2013, it has a population of 3,530 inhabitants, while the town of Han Pijesak has a population of 2,018 inhabitants.

Kalinovik is a town and municipality located in Republika Srpska, an entity of Bosnia and Herzegovina. As of 2013, the town has a population of 1,093 inhabitants, while the municipality has 2,029 inhabitants.

Kneževo is a town and municipality located in northwestern Republika Srpska, an entity of Bosnia and Herzegovina. As of 2013, it has a population of 9,793 inhabitants.

Kosova is a village in Foča municipality, in the Republika Srpska, Bosnia and Herzegovina.

Kostajnica, is a town and municipality located in northern Republika Srpska, an entity of Bosnia and Herzegovina. It is situated in the part of the Кrajina region. As of 2013, it had a population of 5,977 inhabitants, while the town of Kostajnica has a population of 4,047 inhabitants.
Kotor Varoš is a town and municipality located in north-western Republika Srpska, an entity of Bosnia and Herzegovina. As of 2013 census, it has a population of 19,710 inhabitants, while the town of Kotor Varoš has a population of 7,330 inhabitants.

Kravica is a village located in the municipality of Bratunac, Republika Srpska, Bosnia and Herzegovina. As of 2013 census, it has a population of 567 inhabitants.

Laktaši is a town and municipality located in Republika Srpska, an entity of Bosnia and Herzegovina. As of 2013, the municipality has a population of 34,966 inhabitants, while the town has a population of 5,879 inhabitants.

Ljubinje is a town and municipality located in Republika Srpska, an entity of Bosnia and Herzegovina. It is situated in south-eastern part of Herzegovina region. As of 2013, the town has a population of 2,744 inhabitants, while the municipality has 3,511 inhabitants.

Lopare is a town and municipality located in Republika Srpska, an entity of Bosnia and Herzegovina. It is situated in the Majevica region. As of 2013, the town has a population of 2,709 inhabitants, while the municipality has 15,357 inhabitants.

Modriča is a town and municipality located in Republika Srpska, an entity of Bosnia and Herzegovina. As of 2013 census, the town has a population of 10,137 inhabitants, while the municipality has a population of 25,720 inhabitants.

Mrkonjić Grad is a town and municipality located in western part of Republic of Srpska, an autonomous entity of Bosnia and Herzegovina. It is located in the region of Bosanska Krajina, between Banja Luka and Jajce. As of 2013, the municipality has a population of 16,671 inhabitants, while the town of Mrkonjić Grad has a population of 7,915 inhabitants.

Nevesinje is a town and municipality located in the Republika Srpska entity of Bosnia and Herzegovina. As of 2013, the town has a population of 5,162 inhabitants, while the municipality has 12,961 inhabitants.

Nova Kasaba is a small town in North-Eastern part of Bosnia and Herzegovina. This town is located on the main route between Belgrade and Sarajevo along the banks of River Jadar. The town was settled around Musa-Paša Mosque (1643) which was proclaimed a National Monument in 1951.

Novo Goražde is a municipality located in Republika Srpska, an entity of Bosnia and Herzegovina. Its center is the village of Ustiprača. As of 2013, it has a population of 3,117 inhabitants, while the village of Ustiprača has a population of 278 inhabitants. It was split from the pre-existing municipality of Goražde and given to Republika Srpska by the Dayton Agreement. The other part of the pre-war municipality is now in the Federation of Bosnia and Herzegovina.

Omarska is a small town near Prijedor in northwestern Bosnia and Herzegovina. The town includes an old iron mine and ore processing plant. During the Bosnian War it was the site of the Omarska concentration camp.

Osmaci is a village and a municipality located in eastern Republika Srpska, an entity of Bosnia and Herzegovina. As of 2013, it has a population of 6,016 inhabitants.

Pale is a municipality of the city of Istočno Sarajevo located in Republika Srpska, an entity of Bosnia and Herzegovina. It is situated southeast of the capital city of Sarajevo. As of 2013, it has a population of 22,282 inhabitants, while the town of Pale has a population of 13,883 inhabitants.

Pelagićevo is a town and municipality located in Republika Srpska, an entity of Bosnia and Herzegovina. It is located in the Posavina geographical region. As of 2013, the town has a population of 2,796 inhabitants, while the municipality has 5,220 inhabitants.

Petrovo is a town and municipality located in Republika Srpska, an entity of Bosnia and Herzegovina. As of 2013, the town has a population of 2,322 inhabitants, while the municipality has 6,474 inhabitants.

Prnjavor is a city and municipality located in Republika Srpska, an entity of Bosnia and Herzegovina, between cities of Banja Luka and Derventa. As of 2013, it has a population of 35,956 inhabitants, while the town of Prnjavor has a population of 8,120 inhabitants.

Rogatica is a town and municipality located in eastern Republika Srpska, an entity of Bosnia and Herzegovina. As of 2013, it has a population of 10,723 inhabitants, while the town of Rogatica has a population of 6,855 inhabitants.
Rudo is a town and municipality located in Republika Srpska, an entity of Bosnia and Herzegovina. As of 2013, it has a population of 7,963 inhabitants, while the town of Rudo has a population of 1,949 inhabitants.

Šamac is a town and municipality located in the northeastern part of the Republika Srpska, an entity of Bosnia and Herzegovina. As of 2013, the town has a population of 5,390 inhabitants, while the municipality has 17,273 inhabitants. It is situated on the right bank of the Sava river. Across the river is Slavonski Šamac in Croatia.

Šekovići is a town and municipality located in northeastern Republika Srpska, an entity of Bosnia and Herzegovina. As of 2013, it has a population of 6,761 inhabitants, while the town of Šekovići has a population of 1,519 inhabitants.

Šipovo is a town and municipality located in Republika Srpska, an entity of Bosnia and Herzegovina. It is situated in the southern part of the Bosanska Krajina region. As of 2013, it has a population of 10,293 inhabitants, while the town of Šipovo has a population of 4,052 inhabitants.

Sokolac is a municipality of the city of Istočno Sarajevo located in Republika Srpska, an entity of Bosnia and Herzegovina. As of 2013, it has a population of 12,021 inhabitants, while the town of Sokolac has a population of 5,919 inhabitants.
Srbac, is a town and municipality located in Republika Srpska, an entity of Bosnia and Herzegovina. It is situated on the confluence of rivers Vrbas and Sava. As of 2013, it has a population of 17,587 inhabitants, while the town of Srbac has a population of 2,707 inhabitants.

Trebinje is a town and municipality located in the Republika Srpska entity of Bosnia and Herzegovina. It is the southernmost city in Bosnia and Herzegovina situated on the banks of Trebišnjica river in the region of East Herzegovina. As of 2013, it has a population of 31,433 inhabitants. The city's old town quarter dates to the 18th-century Ottoman period, and includes the Arslanagić Bridge.

Trnovo is a municipality of the city of Istočno Sarajevo located in Republika Srpska, an entity of Bosnia and Herzegovina. As of 2013, it has a population of 2,050 inhabitants.

Ugljevik is a town and municipality located in Republika Srpska, an entity of Bosnia and Herzegovina. As of 2013, it has a population of 15,710 inhabitants, while the town of Ugljevik has a population of 4,155 inhabitants.
Vlasenica is a town and municipality located in Republika Srpska, an entity of Bosnia and Herzegovina. As of 2013, it has a population 11,467 inhabitants, while the town of Vlasenica has a population of 7,228 inhabitants.

Vukosavlje is a municipality located in Republika Srpska, an entity of Bosnia and Herzegovina. It is situated in the southern part of the Posavina region. As of 2013, it has a population of 4,667 inhabitants.