L © The Bonau Cabbage Patch We are not responsible for the content of external sites. 111 is a new telephone service brought to you by the NHS. It is the number you should call when you need advice or medical treatment quickly, and you cannot wait for an appointment to see your doctor. If you need emergency medical treatment, you must call 999. If you are feeling unwell, but the problem is not a medical emergency please call NHS Direct Wales on 0845 46 47 or 111.