Dated May 24, 2019 Trat Highway District, under the jurisdiction of Highway Office 14 (Chonburi), Department of Highways, Ministry of Transport, was established in 1967. Its office was initially located at the Trat Provincial Hall. In 1969, it moved to its current location on Highway No. 3 (Sukhumvit Road), at the Khlung-Trat intersection, kilometer 392+422, on the right side of the road, occupying an area of ​​60 rai and 78 square wah. Trat Highway District is located at 160 Sukhumvit Road, Wang Krachae Subdistrict, Mueang Trat District, Trat Province.