Ranong United FC (Thai: สโมสร ฟุตบอล ระนอง ยูไนเต็ด) is a Thai soccer club from Ranong , which plays in the third highest Thai division, Thai League 3 .
The club started in the third division, the then Regional League Division 2 . They played in the South region until 2016. After the league reform in 2017, the club played in the Thai League 3 . To this day the club plays in the Lower region.
The club plays its home games at Ranong Province Stadium (Thai: สนาม กีฬา จังหวัด จังหวัด ระนอง) in Ranong . The stadium is a multi-purpose stadium with a capacity of 1000 spectators.