Huai Sai Sub-district Huai Sai Sub-district is located in Mueang District of Prachhuap Khiri Khan Province. ตำบลห้วยทราย อยู่ในเขตอำเภอเมือง จังหวัดประจวบคีรีขันธ์ Please leave this field emptySubscribe to Prachuap News Portalวี Get weekly notifications about news from Prachuap Khiri Khan, Thailand What’s your name? And your surname? Email Address * We don’t spam! Read our [link]privacy policy[/link] for more info. Check your inbox or spam folder to confirm your subscription.