International dialing guide
Vietnam country code (+84)
The international country code for Vietnam is +84. Use this prefix after your exit code when calling Vietnam from another country, or dial the full E.164 number (+84…) with Ringvoo from your browser.
What is the Vietnam country code?
Country code +84 identifies phone numbers registered in Vietnam. When you call from abroad, you dial your international access code (00 in most countries, 011 from the US/Canada), then 84, then the local number. With Ringvoo, paste the full number including +84 and we handle the routing.
How to dial Vietnam from abroad
- Dial your international exit code (00 in most countries, 011 from the US/Canada).
- Enter Vietnam's country code 84.
- Add the local phone number, dropping any leading trunk zero if your carrier requires it.
- Or open Ringvoo, paste the full E.164 number (+84…), and call from your browser.
Example numbers for Vietnam
Frequently asked questions
What is the country code for Vietnam?
The international dialing code for Vietnam is +84. Include it after your exit code when calling from abroad.
How do I call Vietnam from the United States?
Dial 011 (US exit code), then 84, then the local number. Or use Ringvoo and enter the full +84 number in your browser.
Can I call Vietnam without downloading an app?
Yes. Ringvoo runs in Chrome, Safari, or Edge and connects to real phone numbers in Vietnam — no app install required.
Do I need to drop the leading zero when dialing Vietnam?
When using the international format (+84), omit any leading 0 from the local number. Ringvoo accepts E.164 numbers directly.