Travelers are voting Phnom Kulen as the best mountain range near Siem Reap. There are 1 mountain range near Kep a city just 143 km from Siem Reap and 1 mountain range near Battambang which is 316 km distant. The most popular of these are Dâmrei Mountains near Kep and Phnom Sampeou Mountain in Battambang. You can find 6 Mountain Range in the country of Cambodia and Phnom Sampeou Mountain is our members favorite Mountain Range in all of Cambodia. Want more? Check out our map of mountain ranges near Siem Reap.