International dialing guide
Cambodia country code (+855)
The international country code for Cambodia is +855. Use this prefix after your exit code when calling Cambodia from another country, or dial the full E.164 number (+855…) with Ringvoo from your browser.
What is the Cambodia country code?
Country code +855 identifies phone numbers registered in Cambodia. When you call from abroad, you dial your international access code (00 in most countries, 011 from the US/Canada), then 855, then the local number. With Ringvoo, paste the full number including +855 and we handle the routing.
How to dial Cambodia from abroad
- Dial your international exit code (00 in most countries, 011 from the US/Canada).
- Enter Cambodia's country code 855.
- Add the local phone number, dropping any leading trunk zero if your carrier requires it.
- Or open Ringvoo, paste the full E.164 number (+855…), and call from your browser.
Example numbers for Cambodia
Frequently asked questions
What is the country code for Cambodia?
The international dialing code for Cambodia is +855. Include it after your exit code when calling from abroad.
How do I call Cambodia from the United States?
Dial 011 (US exit code), then 855, then the local number. Or use Ringvoo and enter the full +855 number in your browser.
Can I call Cambodia without downloading an app?
Yes. Ringvoo runs in Chrome, Safari, or Edge and connects to real phone numbers in Cambodia — no app install required.
Do I need to drop the leading zero when dialing Cambodia?
When using the international format (+855), omit any leading 0 from the local number. Ringvoo accepts E.164 numbers directly.