FictionVale has opened submissions for their seventh issue. The theme this time is open genre. They're looking for short stories up to 5000 words, flash to 1000, and micro-flash to 100 words. The deadline for this issue is December 1. Payment is 2cents a word. Submissions are through Submittable. You can find all the details here.
Since their guidelines page is rather confusing, here's the call for submissions for issue #7 which they refer to as episodes.