Iona is a city in South Dakota. So far we have accumulated 0 streets in Iona and on these streets we have added 0 real estate properties.
- Federal District
- South Dakota
Iona is an unincorporated community in Lyman County, South Dakota, United States. Although not tracked by the Census Bureau, Iona has been assigned the ZIP code of 57542. Iona is a Native American name meaning "fire around".