Vietnam Country Code

The country code for Vietnam is +84.

Calling code: +84
ISO code: VN · VNM
Region: Asia
Dialling out: 00

How to call Vietnam from the US

011+84+local number

011 is the US and Canadian exit code; from a mobile you can dial + instead, anywhere in the world. Numbers written locally in Vietnam start with a 0 — drop it when you dial in from abroad.

Example Vietnam numbers in international format, as published by the numbering-plan source.
Line type	Dial from abroad
Fixed line	+84 2101234567
Mobile	+84 912345678

Calling out of Vietnam

To call abroad from Vietnam, dial 00 before the destination's country code. From a mobile, + works instead.

Official name: Viet Nam.

Scope the Vietnam calling code and its dialing rules. Source datasets/country-codes (E.164 + ISO 3166) (ITU-T E.164 + ISO 3166, 2026-07 release) and libphonenumber PhoneNumberMetadata (Google) (libphonenumber master, 2026-08 snapshot). Updated 25 August 2026. Example numbers are the numbering plan's own published examples, not real subscriber lines.