Carter County Hyundai is you Ardmore, OK Hyundai dealership! Our Service Techs are here to help you keep your vehicle in top running condition. Call us or stop by today. We look forward to seeing you soon. Carter County Hyundai is you Ardmore, OK Hyundai dealership! Our Service Techs are here to help you keep your vehicle in top running condition. Call us or stop by today. We look forward to seeing you soon.