- Do not dial a leading ‘0’ in the international call sequence – it is only for Cambodian domestic long distance calls.
- A leading '+' in the phone number means 'dial your country's exit code'.
- Calling from a mobile phone: dial from on the country where you're currently located.
- Calling from a VoIP or satellite phone: dial from on the country where the phone is registered.
Cambodia’s country code may be mislabeled:
- Country code 00855 (exit code of ’00’ used in many European, Asian, and African nations followed by Cambodia’s country code of ‘855’).
- Country code 011855 (exit code of ‘011’ used in the United States and Canada followed by Cambodia’s country code of ‘855’).
When calling to a mislabeled country code, remove the exit code from the call sequence and replace it with the exit code of the country where the call is dialed.
Use the same call sequence.
Cambodian mobile phone numbers have their area codes. However, there is no pattern to area codes designated for mobile phones. Each area code is specific to the mobile carrier.
When calling a mobile phone user, dial to the country where the mobile phone is registered, regardless of where the person is roaming.
Access VoIP phone numbers based in Cambodia with the same call sequence as a regular landline phone.
There are no designated VoIP exchanges in Cambodia.
When calling a VoIP phone user, cdial to the country where the VoIP phone is registered, regardless of where the person is roaming.
Cambodia does not have a country-specific satellite phone system.
Most satellite phones operate on their country code – calls to these satellite phones follow their call sequence.
Use the same call sequence.
‘0’ is used as a trunk prefix when calling between different area codes within Cambodia.
When calling within the same area code, the trunk prefix ‘0’ and the area code are not required.
|six to seven digits|
|local phone number|
When calling between different area codes (or between a land-line and mobile phone) the trunk prefix ‘0’ as well as the area code are included in the call sequence.
|0||two digits||six to seven digits|
|trunk prefix||area code||local phone number|
Cambodian phone numbers are eight to nine digits.
The first two digits are an area (geographic) code.
Mobile numbers are eight to nine digits and are dialed the same way as all other numbers in Cambodia. The first two digits signify the mobile phone operator.
The National Museum of Cambodia lists its phone number in Phnom Penh as +855 (0)23 217 643.
|country code for Cambodia||area (geographic) code for Phnom Penh||local phone number in Phnom Penh|
Local example – calling from another location in Phnom Penh
Only dial the local six-digit phone number when calling within the same area code – there is no need to dial the trunk prefix ‘0’ or the area code.
|local phone number in Phnom Penh|
Long distance example – calling from Angkor, Cambodia (on the other side of the country)
The trunk prefix ‘0’ and the destination area code are included in the call sequence when calling from outside the local calling area.
|trunk prefix||area (geographic) code for Phnom Penh||local phone number in Phnom Penh|
International example – calling from outside Cambodia
Dial the exit code of the country the call is placed from, followed by Cambodia’s country code of ‘855’, followed by the local phone number.
|exit code||855||23||217 643|
|exit code for the country the call is dialed from||country code for Cambodia||area (geographic) code for Phnom Penh||local phone number in Phnom Penh|
… by province
… by city
- Yellow Pages Cambodia – yellow pages business directory for Cambodia. Search bar available, however at the time we write this no results appear when searching.
- Canby Publications – The Kingdom of Cambodia – local travel guide with some tourist-centered phone listings. Entries include city-specific listings.
- Ministries of the Government of Cambodia – A list of government ministries of Cambodia on AngkorLink, an awful looking website.
- Ministry of Posts and Telecommunications – Ministry responsible for telecommunications in Cambodia. Oversees the Telecommunications Regulator of Cambodia and Telecom Cambodia.
- Telecommunications Regulator of Cambodia – Primary regulator for Cambodian telecommunications networks. With resources in Khmer and English.
- APT (Asia-Pacific Telecommunity) – Intergovernmental organization that works with government, manufacturing, and research & development in the telecommunications industry.
- ITU (International Telecommunications Union) – United Nations specialized agency for information and communications technologies.
- International Telecommunications Union – DIALLING PROCEDURES (INTERNATIONAL PREFIX, NATIONAL (TRUNK) PREFIX AND NATIONAL (SIGNIFICANT) NUMBER) (IN ACCORDANCE WITH ITU-T RECOMMENDATION E.164 (11/2010)) – A collection of dialing procedures for all countries and regions of the world. Retrieved 8 October 2016.
- International Telecommunications Union – Cambodia (country code +855) Communication of 8.Iv.2009 national numbering plan on file with ITU – Details of Cambodia’s telephone numbering plan as submitted to the ITU. Retrieved 10 November 2016.
- Wikipedia – Telephone numbers in Cambodia – Wikipedia entry for telephone number data for Cambodia. Includes specific number ranges for each city as well as detail on calling procedures.
- BT – the Phonebook – Cambodian International Codes – Summary of phone codes for Cambodia from the BT phone book.
- Riki Travel – Telephone in Cambodia – Summary of Cambodian calling information from a local travel guide.
- Canby Publications – Phnom Penh: Communications – Overview of communications and how to dial a phone call within Phnom Penh (the capital) and Cambodia from a local travel guide.