When was the county, where Shelby Airport is located, established ?
Shelby Airport Shelby Airport (IATA: SBX, ICAO: KSBX, FAA LID: SBX) is a county owned airport two miles north of Shelby, in Toole County, Montana. The National Plan of Integrated Airport Systems for 2011–2015 called it a "general aviation" airport.
Franklin County, Ohio Franklin County is a county in the U.S. state of Ohio. As of 2016 census estimates, the population was 1,264,518, making it the most populous county in Ohio. Its county seat is Columbus, the state capital and most populous city in Ohio. The county was established on April 30, 1803, less than two months after Ohio became a state, and was named after Benjamin Franklin. Franklin County originally extended all the way north to Lake Erie before Ohio subdivided further into more counties.