Different bars have different opening hours, but majority runs to approximately 2 am.
Wikipedia https://en.wikipedia.org/wiki/Soi_Cowboy
Official website http://www.soicowboy-bangkok.com/
Cím Soi Cowboy, Khlong Tan Nuea, Vadhana, Bangkok 10110, Thailand
Koordináták 13°44'13.261" N 100°33'43.039" E