CornerstoneWrite a Review864-366-9661CLOSED NOW - Opens at 8:30amBe the first to review!Hi there!Be the first to review!5First-class4Better than most3About what I expected2Not the worst...1DisappointingClick to RateMore Business InfoHoursRegular HoursMon - Thu:8:30 am - 5:00 pmExtra PhonesPhone: 864-302-5818Other Linkshttp://www.cornerstonecares.orghttps://cornerstonecares.org/office-locationsCategoriesAlcoholism Information & Treatment Centers, Drug Abuse & Addiction Centers Suggest an Edit