Sister cities

Twinned with Phnom Penh

8 of 11 in this atlas

Phnom Penh maintains formal ties with a set of cities spanning Southeast Asia, China, and Europe. Its neighbors Bangkok, Ho Chi Minh City, and Vientiane appear alongside several Chinese municipalities, including Beijing, Chongqing, Kunming, and Shanghai, plus London further afield. Every pairing listed here is confirmed from both sides, with no one-sided declarations recorded in this atlas.