Promote your cause in Australia.
The domain for special interests and clubs.
The .org.au domain is available for a host of other nonprofit associations in Australia. Political parties registered with the Australian Electoral Commission are welcome to register a .org.au domain. This domain is also good for trade unions registered under the Fair Work Act. And .org.au is the domain of choice for sporting clubs in Australia from baseball and football to golf, cricket, cycling and sailing.
The .org.au domain name can only be registered by Australian non-commercial organizations.