In Hua Hin, Thailand, the nationwide general emergency number is 191. This number will connect you with the Thai police. In case of medical emergencies, you can dial 1669 to reach the emergency medical service. If you are a foreigner experiencing difficulties or security problems, you can contact the Tourist Police by dialing 1155. It is advisable to save these numbers in your phone to be prepared during your stay in Hua Hin.