In Bangkok, the so-called Ratchadaphisek entertainment district, running along Ratchadaphisek Road near the Huai Khwang intersection, features several large entertainment venues which include sexual massage.
Lumphini Park in central Bangkok is well-known as a prostitution spot after dark.
However, NGOs believed there were between 200,000 and 300,000 prostitutes." It has been suggested for example that there may be as many as 10,000 prostitutes on Ko Samui alone, an island resort destination not usually noted for prostitution, and that at least 10 percent of tourist dollars may be spent on the sex trade.
In July 2016 it was reported that the Thai government intends to abolish the sex industry.
Ms Kobkarn Wattanavrangkul, the tourism minister, said "Tourists don't come to Thailand for [sex].
Prostitution is not strictly illegal in Thailand, though solicitation and public nuisance laws are in effect. Prostitution operates clandestinely in many parts of the country.
Local officials with commercial interests in prostitution often protect the practice.
The precise number of prostitutes is difficult to assess; estimates vary widely and are subject to national and international controversy.
Since the Vietnam War, Thailand has gained international notoriety among travellers from many countries as a sex tourism destination.
In some karaoke bars there are women who, in addition to singing and playing traditional Thai music, sometimes engage in prostitution.
They come here for our beautiful culture" and that "We want Thailand to be about quality tourism. Estimates of the number of prostitutes in Thailand vary widely and are subject to controversy. Nitet Tinnakul of Chulalongkorn University gave a total of 2.8 million sex workers, including 2 million women, 20,000 adult males, and 800,000 minors under the age of 18, but the figures for women and minors were considered to be grossly inflated by most observers, and to have resulted from poor research methods.
According to a 2001 report by the World Health Organisation: "The most reliable suggestion is that there are between 150,000 and 200,000 sex workers." In its annual human rights report for 2008, the US State Department noted that, "A government survey during the year found that there were 76,000 to 77,000 adult prostitutes in registered entertainment establishments.