Oberbrombach is an Ortsgemeinde, or municipality, located in the Birkenfeld district within the state of Rhineland-Palatinate, Germany. It functions as a member of the Verbandsgemeinde of Birkenfeld, which is a type of collective municipality.
The administrative seat for the Verbandsgemeinde to which Oberbrombach belongs is situated in the town of Birkenfeld. The municipality serves as one of the constituent local communities within this regional administrative structure.