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- Reynolds Army Community Hospital
- City: Fort Sill, Oklahoma
- Website: http://www.rach.sill.amedd.army.mil
- Roger Mills Memorial Hospital
- City: Cheyenne, Oklahoma
- Website: None listed
- Rolling Hills Hospital
- City: Ada, Oklahoma
- Website: http://www.rollinghillshospital.com
Read more about this topic: List Of Hospitals In Oklahoma