Pinal Airpark is a county-owned, public-use airport located 8 miles northwest of the central business district of Marana, in Pinal County, Arizona, United States. Pinal Airpark (IATA: MZJ, ICAO: KMZJ, FAA LID: MZJ) is a county-owned, public- use airport located 8 miles (7. Marana Pinal Airport, (MZJ/KMZJ), United States - View live flight arrival and departure information, live flight delays and cancelations, and current weather. TPA 1109 FT AGL FIXED WING; 709 FT AGL ROTARY WING. Pinal County Airpark (MZJ) in Arizona.