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.
St. Joseph County, Indiana St. Joseph County, commonly called St. Joe County by locals, is a county located in the U.S. state of Indiana. As of Census 2010, the population was 266,931, making it the fifth-most populous county in Indiana. Formed in 1830, it was named for the St. Joseph River which flows through it toward Lake Michigan. The county seat is South Bend.