Buy Posters & Prints

Aussie Services

All the best poster stores are based in the USA or UK. Here's what I've found

Picture Store - Australia's largest range of art prints online.
Prints by Claude Monet, Pablo Picasso, Vincent van Gogh, Andy Warhol, Henri Matisse, Salvador Dali and many others. Photographic prints, Australian art and limited editions are also featured on the site.
bPosters - Australia's largest online poster store. They specialise in licensed posters and prints. Site was down last time I looked (Mar 3 2007)
MovieMem - "the most comprehensive source of original movie memorabilia in Australia". Lots of vintage movie posters

Art.com - shipping to Australia starts at 11.75 AUD for a small, unframed print

AllPosters - ship internationally via DHL Worldwide Express. More details

All the best poster stores are based in the USA or Europe. Here's some more I've found

BestArt - International shipments are available. For these shipments, they will inform you of your shipping charges via e-mail
DeviantART - quite alternative, nothing overtly commercial, ships to Australia
PushPosters - specialise in music posters, UK based