Since 1973, there has existed a partnership between Ebernhahn and the French community of Marolles-les-Braults in the department of Sarthe.
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Since 1971 it has belonged to what was then the newly founded Verbandsgemeinde of Wirges, a kind of collective municipality, and since 1974 it has been part of the Westerwaldkreis whose district seat is in Montabaur.