If you are in Khaosan-Road then The Club is a popular nightclub in the area. There are many Thai locals and also tourists who enjoy visiting The Club. The venue has a full bar however they do not accept credit cards if that is what you normally use. WiFi is also available in the venue.
The Club closes at 2am and it is normally packed to capacity on weekends. The club has an entrance fee of 150THB and you also get a free drink for this. Overall the venue has a good enough reputation and if you are backpacking in Thailand then this is a good place to start the party. There are good hotels in the area such as the Khaosan Palace Hotel as well as the Khaosan Night Market in the area.