Onia is an unincorporated community in Stone County, Arkansas, United States. [1] It has an estimated population of approximately 30 civilians.[ citation needed] The ZIP Code for Onia is 72663. [2]
The only landmarks in Onia are Bethany Baptist Church, and the U.S. post office in the center of the settlement.
35°55′08″N 92°19′38″W / 35.91889°N 92.32722°W