Hisega, South Dakota facts for kids
A post office called Hisega was established in 1913, and remained in operation until 1945. The post office may have operated during the summer season only. Hisega is an acronym formed from the names of these local women: Helen, Ida, Sadie, Ethel, Grace, and Ada.
Hisega, South Dakota Facts for Kids. Kiddle Encyclopedia.