Koh Kong (Khmer: ក្រុងកោះកុង, also romanized as Kaoh Kong) (transliterated as Krong Koh Kong) is the capital of Koh Kong Province in Cambodia. It is located near the mouth of the Kah Bpow river in Smach Mean Chey district on the Gulf of Thailand. The city lies only 10 kilometres from the Thai border. However, it is 138 kilometres by Highway 48 to National Highway 4 at Sre Ambel and a further 133 kilometres to Phnom Penh. After the completion of the bridges on the Highway 48 in 2007 - 2010 the terrestrial link to Phnom Penh and Sihanoukville has significantly improved.