1. United States Strategic Command (USSTRATCOM): Responsible for the nuclear deterrent and global strike capabilities of the United States. It is headquartered in Omaha, Nebraska.
2. United States Indo-Pacific Command (USINDOPACOM): Responsible for military operations in the Indo-Pacific region, including the Pacific Ocean, Southeast Asia, and the Indian Ocean. It is headquartered in Camp H.M. Smith, Hawaii.
3. United States Africa Command (USAFRICOM): Responsible for military operations in Africa, including the Horn of Africa, the Sahel, and the Great Lakes region. It is headquartered in Stuttgart, Germany.
4. United States Central Command (USCENTCOM): Responsible for military operations in the Middle East, including the Persian Gulf, the Arabian Peninsula, and the Horn of Africa. It is headquartered in Tampa, Florida.
5. United States European Command (USEUCOM): Responsible for military operations in Europe, including NATO and partner nations. It is headquartered in Stuttgart, Germany.
6. United States Northern Command (USNORTHCOM): Responsible for military operations in North America, including the United States, Canada, and Mexico. It is headquartered in Colorado Springs, Colorado.
7. United States Southern Command (USSOUTHCOM): Responsible for military operations in the Southern United States, including the Caribbean, Central America, and South America. It is headquartered in Miami, Florida.
8. United States Cyber Command (USCYBERCOM): Responsible for military operations in cyberspace, including the protection of U.S. military networks and the conduct of cyber operations. It is headquartered in Fort Meade, Maryland.
9. United States Special Operations Command (USSOCOM): Responsible for military operations involving special operations forces, including direct action, special reconnaissance, and psychological operations. It is headquartered in MacDill Air Force Base, Florida.
10. United States Space Command (USSPACECOM): Responsible for military operations in space, including the protection of U.S. space assets and the conduct of space operations. It is headquartered in Peterson Space Force Base, Colorado.
The STRATCOMs work closely with each other and with other U.S. government agencies to ensure the security and stability of the United States and its allies. They are responsible for the planning, execution, and control of military operations in their respective areas of responsibility, and for the protection of U.S. interests and the security of the United States.