Mail-Artists
Blackspacs
Carted.fr
Luc Fierens &. Annina Van Sebroeck
Mail Art Russia
Ryosuke Cohen
Ivan Zemtsov
Planet Susannia
Postcards by Daniel Eatock
Mail-Art Schroeder
Frips Mail-Art
Johannes J. Musolft
Gutenberg Mail-Art Exhibition
Mick Boyle
Keith Bates
Mail-Art Calls
Artistampnews.com
Mailart.de
Mailart.org
Kiyotei Mail-Art Calls
The Museum of Temporary Art
Artists
Martin Maurer
IAT - Institute of General Theory
Georg Winter
Ulrich Bernhardt
Claudia Stebler
ABR - Archiv beider Richtungen
Jackie Sumell
Ziad Saad
Ben Hooker
Andrea Melloni
Claudia Kugler
smaq
Hans-Werner Klohe
Katya Bonnenfant
Institute for transacoustic research
The Anti-Advertising Agency
Brot für die Kunst
Post-Circuit Board
Barecode Art
Frederic Weigel
Patrick Rau
Kuda.org Novi Sad, Serbia
Michael Guggenheim
Institutions
Merz Akademie Stuttgart - Germany
Akademie Schloss Solitude, Stuttgart - Germany
The Lab, San Francisco - USA
Outpost L.A. - USA
Oberwelt e. V. - Germany
Admin
grn-mail.com/ndxz-studio