Allscifi Philip Dick Spotlight: Detailed analysis of the plot, theme, setting and characters of his books, plus links to similar books.
Big Bill's PKD Stuff: Some background on PKD and an extensive bibliography.
Bogart's Exchange: Collectors' focus - archive of books and magazine stories, PKD checklist, reviews and book cover scans.
IMDb: Philip K. Dick: Listing of films based on his fiction.
Philip K. Dick: Official site. Bibliography, biography, media clips, press releases, and links.
Philip K. Dick - The Biography Project: Biography, bibliography, filmography, essays, and related links.
Philip K. Dick Bibliography: Extensive Dick bibliography from ISFDb.
Philip K. Dick In Science Fiction: List of science fiction novels which contain references to Dick, or in which he is a character.
Philip K. Dick's Final Interview: Interview about the film Blade Runner, which was in production at the time.
philipkdickfans.com: Fansite. Includes biography, synopses of major works, forums, reviews, and links.
PKDicktionary: Glossary of terms from the author's works.
The P.K. Dick Bookshelf: Extensive bibliography of Philip K. Dick's work with cover art from many of his books.
The Phildickian: A long one page listing of the author's works.
The SF Site: Philip K. Dick Reading List: The SF Site's 10 part reading list, primarily based on the Vintage reprints.