The ICM is held every four years in a different country. The next ICM will be held in Berlin, Germany in 2026.

The JMM is held annually in the United States. It is the largest mathematics conference in the world, with over 10,000 attendees.

The EMS Congress is held every four years in a different European country. The next EMS Congress will be held in Barcelona, Spain in 2024.

The APMO is held annually in a different country in the Asia-Pacific region. The next APMO will be held in China in 2023.

The AMO is held annually in a different country in Africa. The next AMO will be held in South Africa in 2023.

The IMO is held annually in a different country in the Iberoamerican region. The next IMO will be held in Mexico in 2023.

The BMO is held annually in a different country in the Balkan region. The next BMO will be held in Bulgaria in 2023.

The CMO is held annually in a different country in the Central European region. The next CMO will be held in Hungary in 2023.

The NMO is held annually in a different country in the Nordic region. The next NMO will be held in Sweden in 2023.

The BWMO is held annually in a different country in the Baltic region. The next BWMO will be held in Estonia in 2023.

The SEAMO is held annually in a different country in the Southeast Asian region. The next SEAMO will be held in Thailand in 2023.

The MEMO is held annually in a different country in the Middle East region. The next MEMO will be held in Iran in 2023.

The AMO is held annually in Australia. It is open to students from Australia, New Zealand, and the Pacific Islands.

The CMO is held annually in Canada. It is open to students from Canada and the United States.

The MMO is held annually in Mexico. It is open to students from Mexico and the United States.