Johnny W Couch (Postmaster)
johnny.w.couch@usps.gov
209 State Highway 4
Smithville, OK 74957
Smithville, OK 74957
The Smithville Post Office is located in the state of Oklahoma within McCurtain County. This location serves 1,170 Smithville residents with a median income of $23,792. It's estimated that approximately 1,867 packages pass through this post office each year.