What Does HMD Stand For?
HMD stands for Heard And McDonald Islands ISO 3166 Trigram
HMD stands for Heard and McDonald Islands ISO 3166 Trigram, which is a three-letter code used to represent the Heard and McDonald Islands in international contexts, particularly within databases and systems that adhere to the ISO 3166 standard for country and region codes.
Added on 14th April 2008 | Last edited on 17th June 2025 | Edit Acronym