Searches and Databases

Duotrope's Digest

Has a very convenient search engine listing over 2900 fiction and poetry publications.

Poets and Writers

A website with many tools for writers, including job listing and databases for small press publishers, literary magazines, and writing contests.   Links are provided below.
Writing Contests
Literary Magazines
Small Presses

Ralan's Webstravaganza

A site filled with various links for writers, including tips, articles, contests, and markets to many different publications within the science fiction, fantasy, and horror genres.