The ICANN At-Large community accepts memberships from organisations/ groups and from Individuals within certain geographical regions. Becoming a member of the ICANN At-Large community is easy, free and can be done through the following ways;
...
Organizations and groups that support Internet users to participate in ICANN related Internet governance issues can apply to become members of ICANN At-Large community through becoming an At-Large Structure(ALS). The following are the organisations or groups that can become At-Large structures;
...
Becoming a member of an At-Large structure (ALS)
Registering your organisation to become an ALS
Joining your Regional At-Large Organisation(RALO) as an individual member, but this is only available in certain regions only (AFRALO, APRALO, NARALO and EURALO). Click here for more information.