Lettweiler is an Ortsgemeinde, or municipality, located in the Bad Kreuznach district of Rhineland-Palatinate, Germany. It serves as a member of the Verbandsgemeinde of Meisenheim, which is a collective municipality with its administrative seat situated in the town of Meisenheim.
The village is primarily characterized by its role as a winegrowing community. It maintains its local identity within the larger administrative structure of the region while contributing to the area's agricultural traditions.