Alcohol Treatment Center Keystone Substance Abuse Services ADDRESS 199 South Herlong Avenue Rock Hill SC South Carolina 29732York Aerial Map Loading... No Records Found Sorry, no records were found. Please adjust your search criteria and try again. Maps failed to load Sorry, unable to load the Maps API. PHONE803-324-1800 ONLINEWebsite SERVICE TYPES TREATMENT APPROACHES PAYMENT TYPES back to other treatment facilities Get Help For Alcohol Now