Operation Ancestor Search operates nation-wide at military and veterans hospitals, Armed Forces Retirement Homes, and other locations that support wounded warriors or retired veterans and their families and caregivers. Active OAS locations are:
- Arizona State Veteran Home, Phoenix, AZ (Kicked-Off Feb 24, 2018)
- Armed Forces Retirement Home (AFRH) DC, Washington, DC
- Armed Forces Retirement Home (AFRH) Gulfport, Gulfport, MS
- Bull Run Warrior Retreat, Haymarket, VA
- Camp LeJeune Wounded Warrior Battalion, Wilmington, NC
- Camp Pendleton Naval Hospital, Camp Pendleton Marine Base, CA
- Darnall Army Medical Center, Fort Hood, TX
- Jefferson Barracks VAMC, St. Louis, MO
- Louisville VAMC, Louisville, KY
- Prescott VAMC, Prescott, AZ
- San Antonio Military Medical Center, Fort Sam Houston, TX
- Temple Texas VAMC, Temple, TX
- VA Health Care Center, Wilmington, NC
- Warrior Transition Battalion, Fort Belvoir, VA
- Warrior Transition Battalion, Fort Carson, CO