Oklahoma City Air Force Station (ADC ID: P-52, NORAD-ID: Z-52) is a closed Cold War United States Air Force air defense and communications-electronics headquarters and radar station. It was located 10 miles (16 km) east-southeast of Oklahoma City, Oklahoma, just to the southeast of Tinker Air Force Base. It ceased to be a separate Air Force installation on 1 October 1983, when it merged with Tinker.