Altenkirchen-Flammersfeld is a Verbandsgemeinde ("collective municipality") in the district of Altenkirchen, Rhineland-Palatinate, Germany. The seat of the Verbandsgemeinde is in Altenkirchen. It was formed on 1 January 2020 by the merger of the former Verbandsgemeinden Altenkirchen and Flammersfeld. The Verbandsgemeinde Altenkirchen-Flammersfeld consists of the following Ortsgemeinden ("local municipalities"):

50°41′N 7°39′E / 50.68°N 7.65°E / 50.68; 7.65