http://www.domesticsale.com you can actually print flyers from this one... the kind with the phone number tabs to tear off.
http://www.hoobly.com
http://www.kijiji.com
http://www.oodle.com
LOCAL INDIANA http://www.hoosiertopics.com
That's all I can think of right now... or go to Yahoo! groups if you have a yahoo account... do a search for your state and or city/state/county and see what they have there that you'd be allowed to draw attention to yourself with.
I'm sure there are more, but I am really tired and can't think
Oh yeah http://www.backpage.com or google. free online classifieds and it will pull up all kinds of sites...