Texarkana Clinic Our LocationsTexarkana Clinic Hope Clinic Nashville Clinic De Queen Clinic River Ridge Treatment Center Outpatient Clinic Hours Monday - Friday 8:00am – 5:00pm Saturday - Sunday Closed Evening Clinic Hours Monday & Thursday 5:00pm – 6:00pm Texarkana Clinic 2904 Arkansas Blvd Texarkana, AR 71854 (870) 773-4655 (Genoa Pharmacy)