Welling is a municipality located in the district of Mayen-Koblenz in Rhineland-Palatinate, a state in western Germany. The municipality is situated within one of the region's administrative districts in the Rhine-Moselle area.
As a small municipality in this region of western Germany, Welling forms part of the local administrative structure of Mayen-Koblenz district, which encompasses numerous communities in Rhineland-Palatinate.