Juanita Deardorff (Postmaster)
juanita.g.deardorff@usps.gov
310 W Meany St
Plains, MT 59859
Plains, MT 59859
The Plains Post Office is located in the state of Montana within Sanders County. This location serves 3,270 Plains residents with a median income of $30,105. It's estimated that approximately 5,219 packages pass through this post office each year.