Publisher, Candlemark and Gleam has placed an anthology call for submissions. They're looking for Alternate History stories for "Substitution Cipher" of 6000 to 20,000 words in any genre. The deadline is January 15, 2012. Payment is $75 plus two copies. http://www.candlemarkandgleam.com/2011/10/17/call-for-submissions-new-anthology/
Angie's Desk has published her monthly list of anthology calls http://angiesdesk.blogspot.com/2011/10/anthology-markets.html The Damnation and Dames call looks good. They want stories with the paranormal and noir worlds colliding.
If you're looking for some free Halloween reading material Ty Johnston is giving away a collection of five horror stories for your reading devices over at Smashwords. The title is "Sever", details here http://tyjohnston.blogspot.com/2011/10/5-free-short-stories-for-halloween.html