Mary Deane Peterson, 78, of Burdick, died June 28 at Herington Municipal Hospital.
She was a homemaker and post mistress for the Burdick post office.
Her husband, Wendell Peterson, preceded her in death.
Survivors include three sons, Burdette, Bill, and Melvin.
Services are pending for Saturday at Hebron Lutheran Church in Burdick. Penwell-Gabel Funeral Home and Crematory in Herington is in charge of arrangements.