Bernadette C Miranda (Postmaster)
bernadette.c.miranda@usps.gov
101 W 2nd St
Oacoma, SD 57365
Oacoma, SD 57365
The Oacoma Post Office is located in the state of South Dakota within Lyman County. This location serves 522 Oacoma residents with a median income of $53,750. It's estimated that approximately 833 packages pass through this post office each year.