High Quality Content by WIKIPEDIA articles Grand Forks Air Force Base (AFB) (IATA: RDR, ICAO: KRDR, FAA LID: RDR) is a United States Air Force base located north of Emerado, North Dakota and approximately 16 miles (26 km) west of Grand Forks, North Dakota. In the 2010 census, the base was counted as a CDP with a total population of 2,367.