Doboj is a city located in Republika Srpska, an entity of Bosnia and Herzegovina. It is situated on the banks of the Bosna river, in the northern region of Republika Srpska. As of 2013, it has a population of 71,441 inhabitants.
Doboj is the largest national railway junction and the operational base of the Railways Corporation of Bosnia and Herzegovina is located in Doboj. It is one of the oldest cities in Bosnia and Herzegovina and the most important urban center in northern Republika Srpska.
Wikipedia https://en.wikipedia.org/wiki/Doboj
Official Website https://doboj.gov.ba/
Coordinates 44°43'52.9" N 18°5'4.986" E