Buckley Space Force Base is a United States Space Force base in Aurora, Colorado named after United States Army Air Service First Lieutenant John Harold Buckley. The base is run by Space Base Delta 2, with major units including the U.S. Space Force's Space Delta 4, the Colorado Air National Guard's 140th Wing, the Denver Naval Operations Support Center, and the National Reconnaissance Office's Aerospace Data Facility-Colorado.
The 2nd Space Operations Squadron is a United States Space Force unit responsible for operating the Global Positioning System (GPS) satellite constellation, which provides global navigation, time transfer, and nuclear detonation detection. It is a component of Space Operations Command's Space Delta 8 and headquartered at Schriever Space Force Base, Colorado.
The 614th Space Operations Squadron was a squadron of the United States Air Force (USAF) under Air Force Space Command (AFSPC). By AFSPC order the unit inactivated 24 May 2007. Its mission and members moved to the Combat Operations Division of the 614th Air and Space Operations Center. The inactivation was part of the larger USAF plan to implement the Numbered Air Force-Component structure. The unit's members became the plankholders of the 614th Air and Space Operations Center and the Joint Space Operations Center.
The Combined Space Operations Center (CSpOC) is a U.S.–led multinational space operations center that provides command and control of space forces for United States Space Command's Combined Force Space Component Command. The CSpOC is located at Vandenberg Space Force Base.
The 544th Intelligence, Surveillance and Reconnaissance Group is a United States Air Force unit assigned to the Air Combat Command Sixteenth Air Force. It is stationed at Buckley Space Force Base, Colorado. It was reactivated under the 70th Intelligence, Surveillance, and Reconnaissance Wing on 26 September, 2022.
The United States Space Force's 4th Electromagnetic Warfare Squadron is an offensive space electromagnetic warfare unit formerly located at Holloman Air Force Base, New Mexico, stood up operations 1 July 2014 at Peterson Space Force Base, Colorado.
The 152d Air Operations Group is a unit of the New York Air National Guard, stationed at Hancock Field Air National Guard Base, Syracuse, New York. If called into active federal service, the group is gained by United States Air Forces Europe (USAFE).
The United States Air Force's 157th Air Operations Group is an Air Operations Center manning unit located at Jefferson Barracks National Guard Base in St Louis, Missouri. The unit is geographically-separated from its supporting unit, the Missouri Air National Guard's 131st Bomb Wing.
Space Launch Delta 30 is a United States Space Force space launch delta assigned to Space Systems Command and headquartered at Vandenberg Space Force Base, California. The Space Launch Delta 30 is responsible for all space launch operations from the west coast, which includes all polar launches. It manages the Western Range and launch activities for the Space Force, Department of Defense, NASA, and other private space corporations. The Space Launch Delta 30 also supports test and evaluation launches of the U.S. Air Force's intercontinental ballistic missile force.
The Space Launch Delta 45 is a unit of the United States Space Force. The Space Launch Delta 45 is assigned to Space Systems Command and headquartered at Patrick Space Force Base, Florida. The wing also controls Cape Canaveral Space Force Station. The 45th Space Delta is responsible for all space launch operations from the East Coast. It manages the Eastern Range, including launch activities for the Space Force, Department of Defense (DoD), NASA, and other private space corporations.
The United States Air Force's 1st Expeditionary Space Control Squadron is a provisional squadron attached to the 21st Space Wing at Peterson Air Force Base, Colorado.
The 3rd Test and Evaluation Squadron is a space test and evaluation unit located at Schriever Space Force Base in Colorado.
The United States Air Force's 9th Combat Operations Squadron is an Air Force Reserve Command space operations unit located at Vandenberg Space Force Base, California. The 9th augments the 614th Air and Space Operations Center in operating the Joint Space Operations Center, performing combat operations, plans, strategy and intelligence assessments that enable the Commander, Joint Functional Component Command for Space to command and control space forces by providing worldwide space effects and theater support to combatant commanders.
The 17th Test and Evaluation Squadron is a United States Space Force test and evaluation unit, located at Schriever Space Force Base, Colorado. The squadron is tasked with testing and evaluating space systems and associated support equipment.
Space Operations Command (SpOC) is the United States Space Force's space operations, cyber operations, and intelligence field command. It is headquartered at Peterson Space Force Base, Colorado and serves as the U.S. Space Force's service component to United States Space Command. Space Operations Command consists of Space Operations Command West, its mission deltas, and garrison commands.
The United States Space Force is organized by different units: the Space Staff, the field commands, and the space deltas.
Space Delta 6 is a United States Space Force unit which assures access to space through the $6.8 billion Satellite Control Network and defensive cyberspace capabilities for space mission systems.
The National Security Space Institute (NSSI) is a unit in the United States Space Force's Space Training and Readiness Command (STARCOM). Headquartered at Peterson Space Force Base, Colorado, it provides space professional military education to the military space professionals in the United States and its allies.
The 319th Combat Training Squadron is a United States Space Force unit responsible for offering advanced military space training. Assigned to Space Training and Readiness Command's Space Delta 1, it offers space warfighting follow-on courses for the four warfighting disciplines in the Space Force: orbital warfare, space electronic warfare, space battle management, and space access and sustainment. Space operators that recently graduated from the 533rd Training Squadron's undergraduate space training undergo a temporary duty assignment at the squadron to train them based on their specific warfighting discipline. It is located at the Moorman Space Education and Training Center, Peterson Space Force Base, Colorado.
The 55th Combat Training Squadron is a United States Space Force unit assigned to Space Operations Command's Space Delta 5. Formerly the 614 CTS, the squadron was activated on 16 December 2016 to implement and sustain enterprise-wide changes under the Space Training Transformation and Space Mission Force constructs. It is headquartered at Vandenberg Space Force Base, California.
United States
United States Space Force 
