Heard and McDonald Islands Country Code
The country code for Heard and McDonald Islands is +672. It is shared with 2 other countries, so a +672 number does not identify Heard and McDonald Islands on its own.
- Calling code
- +672
- ISO code
- HM · HMD
- Region
- Oceania
How to call Heard and McDonald Islands from the US
011+672+local number
011 is the US and Canadian exit code; from a mobile you can dial + instead, anywhere in the world. Heard and McDonald Islands has no trunk prefix to drop: dial the local number exactly as it is written.
No example number is published for Heard and McDonald Islands in the numbering-plan source.
Calling out of Heard and McDonald Islands
No international access code is published for Heard and McDonald Islands.
Other countries on +672
Official name: Heard Island and McDonald Islands.
Scope the Heard and McDonald Islands 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 . Example numbers are the numbering plan's own published examples, not real subscriber lines.