Mail-Art  
   A German mail art site with history, techniques and exhibits about the art form. It includes a message board for active projects.
   http://www.mail-art.de/

One World Mail Art BBS  
   Semi-active message board for mail art artists and enthusiasts. Calls for new mail art and discussions usually are the norm here.
   http://www.plexus.org/cgi-bin/chalk/oneworld.pl

Sewers of the World, Unite  
   An open photo-video-mail-art collaborative collection of images of manhole and other access covers. Includes a gallery of submissions.
   http://sewers.artinfo.ru

Monster Behind the Door: A Postal Art Story  
   A giant ugly Postcard Art project, with 1,000s of cards and you are welcome to read the story of how it all began and select or trade for a piece of this piece.
   http://boxofcards.tripod.com/

Fan Mail  
   Extensive galleries, information on artists, and worldwide mail art calls.
   http://www.phi.lu/mailart.html

Art Mail at Kiyotei's Den  
   Galleries, interviews, mailart calls and essential art links. Graphics, art, collaborations and mailart.
   http://www.art.net/~kiyotei//mailart.html

The Moscow International Forum of Art Initiatives  
   An open invitation for artistamp creators with the theme of Motherland/Fatherland. The City of Moscow's Committee on Culture and The International Museum Exhibition Centre 'Olympus' is sponsoring The Moscow International Forum of Art Initiatives - 2002.
   http://artistamp.artinfo.ru

Vortice Argentina  
   General activities of the project, exhibitions at the Barraca Vorticista, information, artist addresses, international mail art projects and calls, links, and visual poetry.
   http://www.vorticeargentina.com.ar/

Jenny de Groot's Femailart  
   Online exhibition, information and links on mailart with the devil's picturebook playing cards, and poetry.
   http://www.esthan.demon.nl/index.html

Sztuka Fabryka Gallery  
   An archive about arts in the international mail art network. The online version of the Sztuka Fabryka Archive.
   http://www.sztuka-fabryka.be/

Polarbird's Mailart Pages  
   Galleries, links and mail art calls and documentation including "Flying Penguins."
   http://www.geocities.com/polarpost

Boek 861: Mail Art y Poesía Visual  
   Visual poetry and mail art workshop from Spain (in English and Spanish)
   http://www.boek861.com/

Poet Post  
   Mail art, artistamps and art trading cards from the 25 Cent Poet.
   http://www.geocities.com/poetpost/index.html

The Miniature Book Library  
   Catalogue and images from a library of teeny books made by several different mail artists.
   http://www.thepiz.org/teenybooks/

Paper Penguins  
   A record of the journeys of Dennis penguin and his family around the world.
   http://www.wooles.freeserve.co.uk/

Archivio Internazionale Mail Art  
   Online Archive of Mail Artists in English and Italian.
   http://www.guzzardi.it/arte/archiviomailart/archiviomail.html

Fiona Thorning Design  
   The art of Fiona Thorning and documentation for several mail art calls.
   http://mysillyfetish.tripod.com/html/

Art by the Yard  
   A description of mail art techniques, methods and materials to transform ordinary correspondence into dazzling art and faux postage.
   http://www.artbytheyard.biz/MailArt.htm

Ken Turmel's Postmark Art  
   Overlays postmarks, stamps, and signatures on maps.
   http://www.postmarkart.com/

Red Castle Inc.  
   Products and information for rubber stamping and crafting needs. Software programs to help design mini-books, artistamps, envelopes, shipping tags, and calendars.
   http://www.red-castle.com/

Arte y Correo  
   Mail art, collage and poetry by Irene Ronchetti
   http://ar.geocities.com/arteycorreo/

Traficoartecorreo  
   Web site in Argentina with mail art, ATCs and altered books
   http://ar.geocities.com/traficoartecorreo

Mail Art WebRing  
   A group of sites with content relating to mail art.
   http://www.webring.com/hub?ring=mailart

Maxi Boyd's Dead Ringer For Love  
   View online exhibition by International artists with the theme of "Dead Ringer for Love."
   http://www.geocities.com/maxiboyd/deadringerforlove.html

Footeprints Mailart  
   Examples of work by the mail artist Gary Foote with links postal art information and art calls.
   http://www.webbers.com/mailart/

Wikipedia Mailart Resource  
   Online encyclopedia with a mailart description, links and profiles of mailartists.
   http://en.wikipedia.org/wiki/Mail_art

Carving Consortium Swaps - Cryptic Web  
   Artist trading cards, postcards, medallions and other media created with hand-carved stamps.
   http://ist-socrates.berkeley.edu/~cjatkins/cryptic/swaps.html

Guy Bleus  
   Art and writings from Belgian mail artist Guy Bleus.
   http://www.mailart.be/

Jeremy Adolphson's Collection  
   A fine collection of galleries displaying artwork created on 4X6 cards by international artists.
   http://4x6-art.com/

NOTTWO  
   A site for artists, poets and mail artists with descriptions, active calls and resources for artisans.
   http://www.nottwo.org.uk/

The Mail Art Pinhole Camera Site  
   Participative photography project gallery.
   http://mysite.wanadoo-members.co.uk/mailart_homepage

Pippoburro's Mail Art Site  
   A large mail art archive with examples of artwork sent from around the globe which includes web site and contact information.
   http://www.pippoburro.com/mailart/

Graceful Envelope Contest  
   The National Postal Museum's Graceful Envelope Contest, sponsored by the Washington Calligraphers Guild.
   http://www.calligraphersguild.org/envwinners2004.html

The Poetry Postcard Project  
   Documentation and images of an unsolicited poetry postcard project.
   http://poetrypostcardproject.com/

Veronica Million  
   A slide show of cross-stitched envelopes sent through the mail.
   http://www.picturetrail.com/gallery/view?p=999&gid=1472634&uid=624776

Planet Susannia  
   Mail art and stamp art galleries, links and projects.
   http://www.susannia.de/

The Compost Mail Art Gallery  
   A German mail artists group with several postal art exhibits.
   http://www.mailart.suedatelier.de

Mailart in El Taller de Zenón  
   Mailart site in Sevilla, Spain with galleries of received works, plastic arts and communication about postal art.
   http://members.fortunecity.es/tallerzenon/index.htm

Book  
   Collaborative exhibition of a sketchbook shared by four artists from both sides of the Atlantic.
   http://www.lookatbook.com/