
Grantsburg Municipal Airport (KGTG/GTG) in the United States is a civil airfield primarily supporting VFR traffic at an elevation of 283 meters. The airport features multiple grass runways around 999 meters long and several asphalt runways of 914 meters, providing versatile options for general aviation. Pilots can use the CTAF frequency 122.9 for communication, with nearby center and radio frequencies supporting operations in the region.