Richard T Mcguire (Postmaster)
richard.t.mcguire@usps.gov
220 Main Ave N
Lake Preston, SD 57249
Lake Preston, SD 57249
The Lake Preston Post Office is located in the state of South Dakota within Kingsbury County. This location serves 994 Lake Preston residents with a median income of $53,029. It's estimated that approximately 1,587 packages pass through this post office each year.