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A.T. Still University
Two medical students dawning scrubs, each smiling while reviewing information in a binder.

Campus locations


As a leading healthcare sciences university, A.T. Still University (ATSU) is comprised of three locations on more than 200 acres with seven prestigious schools.

Missouri Campus

Kirksville, located in northeastern Missouri, is home to A.T. Still University, the world’s first osteopathic university founded in 1892. The city combines tradition and innovation while fostering a strong sense of community. Residents enjoy a high quality of life with a low cost of living, diverse cultural activities, and ample outdoor recreational opportunities. For more information, visit visitkirksville.com.

Visit Missouri campus


Image of KCOM campus and entrance and flags

800 W. Jefferson Street
Kirksville, MO 63501
Phone: 660.626.2121

Arizona Campus

Mesa, Arizona, is celebrated for its vibrant and diverse atmosphere, with more than 300 days of sunshine annually. The city boasts a strong business environment, a highly educated workforce, and a high quality of life. Situated in the Valley of the Sun, Mesa is near Phoenix and offers a wealth of recreational and cultural activities, including professional sports, national parks, and world-class amenities. For more details, visit visitmesa.com or visitphoenix.com.

Visit Arizona campus


Image of ASHS campus buildings and entrance

5850 E. Still Circle
Mesa, AZ 85206
Phone: 480.219.6000

California Campus

Santa Maria, California is located in the Central Coast Region, 76 miles north of Santa Barbara and 170 miles from Los Angeles. It is an ideal spot for outdoor enthusiasts, known for its pleasant climate, outdoor activities, and proximity to beaches. Santa Maria is a vibrant place with diverse offerings. For more details, visit santamariavalley.com and cityofsantamaria.org.

Visit California campus


Image of California campus buildings and entrance

1075 E. Betteravia Rd., Ste. 201
Santa Maria, CA 93454
Phone: 866.626.2878