Fort Sill is located in southwest Oklahoma, Comanche County, and adjacent to the city of Lawton. It is 90 miles southwest of Oklahoma City, the state capitol, and 50 miles north of Wichita Falls, Texas on Interstate 44. Fort Sill serves as home of the United States Army Field Artillery School as well the Marine Corps’ site for Field Artillery MOS school, United States Army Air Defense Artillery School, the 31st Air Defense Artillery Brigade and the 75th Field Artillery Brigade. Fort Sill is also one of the four locations for Army Basic Combat Training and many tenant activities. The Fires Center of Excellence trains, educates and develops Soldiers and leaders; creates and develops capabilities; engages, collaborates and partners with stakeholders; sustains and provides a fires force to support the joint warfighting commander across the spectrum of operations in the joint, interagency, intergovernmental and multinational environments.