Here are some of the contests that can found around the blogosphere that you might want to look into. :)
Carolina's - Will She Ever Stop Giving Away ARC contest - ends Oct 4
Paperback Doll's - Vampire Academy and Pendant contest - ends Oct 7
Rambling of a future librarian's - 100 follower giveaway - entire month of Oct.
The Rabbit Hole - 100 follower giveaway - ends Oct 8
A life bound books - The lost saint - end Oct 9