KTZR Bolton Field Airport MSFS http://www.airnav.com/airport/KTZR

Bolton Field (ICAO: KTZR, FAA LID: TZR) is a public airport eight miles (13 km) southwest of Columbus, in Franklin County, Ohio. It is a towered airport operated under the Columbus Regional Airport Authority. It is one of 12 general aviation reliever airports in Ohio recognized in the National Plan of Integrated Airport Systems (NPIAS) and is a reliever airport for Port Columbus International Airport.