The OSCE is the largest regional security organization in the world with 57 participating States – from Iceland to the former Soviet republics of Central Asia and from Norway to Malta. The United States and Canada also are participating States, as are the smaller European states of Andorra, the Holy See, and San Marino.
Furthermore, the OSCE has 11 Partners for Cooperation. Mediterranean Partners for Cooperation are: Algeria, Egypt, Israel, Jordan, Morocco, and Tunisia. Asian Partners for Cooperation are: Japan, Thailand, Afghanistan and Korea. The newest Partner for Cooperation is Australia, which was granted this status in 2009.