Movie Collectors
Serves corporations, dealers,and bargain-hunting memorabilia collectors.They guarantee satisfaction with their product. The company specializes in poster cards which were historically used in neighborhood advertising campaigns and given to local merchants to display in their store windows in return for free movie passes. They also carry a great collection of artwork from movie magazine covers.

DongKyu's Movie Poster Site
This site boast numerous images of movie posters including general, horror, Korean, Chinese, and those hard to find anime posters.

Arnold Movie Poster Company
One of the largest collections of movie posters anywhere from the 1920's to the present. One-Sheets,Lobby Cards, Stills... you name it!

CinePosters
Movie posters on the net, features a huge collection of originals dating back to the early 70's as well as many reproductions of classic and recent films.

Onesheetdesign.com
A movie poster designer offers an insiders look at his work.