Hurry! The Missouri Review has extended the deadline for the Jeffrey E. Smith Editors' Prize until Oct. 15. Clearly they are waiting for your piece. The prize is $5,000 per genre in poetry, fiction, and nonfiction. Entry fee is $25. Details here.
New Millenium Writings also sponsors a writing contest for all genres, open through November 30. Submit your best work and $20 here.
Superstition Review, an online literary journal published by Arizona State University, seeks poetry, fiction, nonfiction, and art submissions this month, too. Deadline is November 5. See guidelines here.
Creative Nonfiction magazine is accepting essays through Nov. 19 about "the role of games and play in our everyday lives" for a special issue, and through Feb. 25 for an issue dedicated to memoir. Information about these calls for submissions and others is posted here.