The U.S. Post Office and Courthouse in Lander, Wyoming was built in 1907 as part of a facilities improvement program by the United States Post Office Department. The post office in Lander was nominated to the National Register of Historic Places as part of a thematic study comprising twelve Wyoming post offices built to standardized USPO plans in the early twentieth century. Lander's post office is unique among the group because it incorporates court facilities.
