You can write in 
English, 
French, 
Portuguese,
Spanish.
Email:
contact(@)autistan.org
Messages written with Whatsapp (or Telegram):
Do not call directly.
Postal address, and for appointments:
Embassy of Autistan
Avenue Nossa Senhora de Copacabana, 542
Copacabana
22020-001 Rio de Janeiro, RJ, Brazil
Never come to the embassy without appointment.
Explanation: Here is near the Autistan, it is difficult to put the “two worlds” in contact peacefully without some kind of adaptation or preparation.
Google.com.br/maps/place/Embassy+of+Autistan+in+Rio
Access from the subway station “Siqueira Campos” (Exit “Siqueira Campos”):
Never come to the embassy without appointment.