GREENBRIAR TREATMENT CENTER will open all gates and opportunities to assist you on your path to a lifetime of recovery. Help is available! We realize that you cannot change the past, but the future is yours... why not start your journey with us? Call us at 1-800-637-HOPE 800 Manor Drive, Washington, PA 15301 1-800-637-4673 GREENBRIAR TREATMENT CENTER will open all gates and opportunities to assist you on your path to a lifetime of recovery. Help is available! We realize that you cannot change the past, but the future is yours... why not start your journey with us? Call us at 1-800-637-HOPE 800 Manor Drive, Washington, PA 15301 1-800-637-4673