Unincorporated community in South Dakota, United States
Opal is an unincorporated community in Meade County, in the U.S. state of South Dakota.[1]
History
Opal was laid out in 1907.[2] A post office was established at Opal in 1909.[3]
References
44°53′30″N 102°27′02″W / 44.89167°N 102.45056°W / 44.89167; -102.45056