Twin Oaks has long had active memberships in the Fellowship for Intentional Community and in the Federation of Egalitarian Communities. We have been and continue to be listed in print and online directories of those organizations as well.

The FIC's print book Communities Directory, in print since the 1990s with recent editions still for sale in 2012, has a listing for Twin Oaks.

The FIC's online directory of thousands of intentional communities has a listing for Twin Oaks.

The FEC's list of member egalitarian communities has a listing for Twin Oaks.