Which is city is the county seat of a county with a standard abbreviation of SU?
Wellington, Kansas Wellington is a city in and the county seat of Sumner County, Kansas, United States. As of the 2010 census, the city population was 8,172.
Shepherdsville, Kentucky Shepherdsville is a home rule-class city on the Salt River in Bullitt County, Kentucky, in the United States. It is the seat of its county, located just south of Louisville. The population was 11,222 during the 2010 U.S. Census.