Phra Khanong is one of the 50 districts (Khet) of Bangkok, Thailand. Its neighbor, clockwise from north, are Suan Luang, Prawet, and Bang Na districts of Bangkok, Phra Pradaeng district of Samut Prakan province, Khlong Toei and Watthana of Bangkok.

Wells International School, a member of the International Schools Association of Thailand, is an international school with multiple campuses in Bangkok, Thailand as well as international Branch at Yangon, Myanmar opening in 2020. It consists of three campuses in Bangkok, Thailand as well as international Branch at Yangon, Myanmar. On Nut (G1–G12) in Phra Khanong District serves elementary and secondary students. Wells International Kindergarten has operations in two campuses: Thong Lor (Nursery–G2) in Watthana District, serving students from pre-school to Grade 2; and Bang Na in Prawet District, serving students from pre-school to Grade 5. Together, the three campuses serve approximately 1000 students as of the 2019–2020 school year. Wells has students from 28 countries. Nationalities represented include American, Brazilian, Canadian, Chinese, Filipino, Finnish, German, Indian, Indonesian, Japanese, Kenyan, Korean, Malaysian, Myanmar, Portuguese, Russian, Singaporean, Spanish, Sri Lankan, Taiwanese, Thai etc. Wells offers an American curriculum, modified in recognition of cultural and regional distinctions, and the IB Diploma Programme. It is accredited by the Western Association of Schools and Colleges (WASC), and The Office for National Education Standards and Quality Assessment (ONESQA), and is licensed by the Thai Ministry of Education. Wells has also been a member of the Thailand International Schools Activity Conference (TISAC) since 2008. Wells International School ranked number 2 in Top Ten International Schools in Thailand according to Google ranking.