Visa: is required for most nationalities with passport with at least six month validity. Most of the ASEAN Countries nationals do not require tourist visas for a stay up to 14, 21 and 30 days respectively.
One-month tourist visas are available on arrival at the airports in Siem Reap and Phnom Penh and border crossings with Thailand, Lao and Vietnam. Need $30 with a passport size photo. Also offers e-visas, cost an additional $6 and take three days to process.
A visa can be issued upon arrival at the border checkpoints into Cambodia.
With Thailand: Cham Yeam (Koh Kong), Chorm (Oddar Meanchey), Daung (Kamrieng Battambang), Poi Pet (Banteay Meanchey), Prom (Pailin), O Smach (Oddar Meanchey).
With Vietnam: Bavet (Svay Rieng), Kaoam Samnor (Kandal Mekong), Phnom Den (Takeo), Trapaing Sre (Kratie).
With Laos: Dong Kralo (Stung Treng).
There is also an entry at Sihanoukville if you arrive by sea.
Visa on arrival is not permitted for the following passports: Afghanistan; Algeria; Bangladesh; Iran; Iraq; Pakistan; Saudi Arabia; Sri Lanka; and Sudan. Holders of these passports must obtain a Cambodian visa before arriving in the country. Holders of these passports are also required to hold a sponsor letter or invitation from a company / organization / travel agent, and you are also advised to hold a valid return ticket.
Currency: Cambodian Riel (official currency) ; but commonly use US dollars for almost everything. Most hotels, restaurants and shops quote prices in dollars small change in riel.
Credit/Debit Card : Some banks do not charge Cash disbursement. Most of the hotel and restaurant accept MAjority cards but a few accept AMEX.
ATM Machine – Loads of USD ATMS in Siem Reap, Phnom Penh and other cities.
Electricity Socket: 220V AC electricity. Power outlets are two-prong round sockets is very common. However most of the hotels use both 3 pins and 2 pins socket.
Language: Khmer, the official language, is a non-tonal language of the Mon – Khmer family, enriched by Pali and Sanskrit. English is the second major language, closely followed by French, Vietnamese, Chinese, Russian, are also spoken in Cambodia. Literacy rate is 60%, a legacy of the Pol Pot years.
Religion: Religious people accounts for 95% of the population. Theravada Buddhism was almost annihilated under the 1975 – 1979 reign of terror of the Khmer Rouge, but it has since been reinstated as the national religion of Cambodia. Minority groups adhere to other religion such as Catholicism (mainly Vietnamese) and Sunni Muslim (Cham).
Cities: Phnom Penh, the capital city, and Siem Reap, 7km from the wonder of Angkor, are the two largest political, cultural and economic centres.
Climate: Located in Southeast Asia in the tropical zone, just 10-13 degrees north off the equator. Like most of Southeast Asia, Cambodia is warm to hot year round and the climate is dominated by the annual monsoon cycle with its alternating wet and dry seasons. Effectively creating four annual seasons in Cambodia….
– November-February: Cool and dry.
– March-May: Hot and dry.
– June-August: Hot and wet.
– September-Early November: Cool and wet.