There are, however For Sale By Owner web sites you can list with. Why fish in a bath tub when you could fish in a sea??? Hire a real estate agent in your area that could possibly sell your home faster and for more money that you may have thought. Some agents offer free Comparative Market Analysis to find out what yyou could sell the house for.
If you are a for sale by owner, this site does not allow the post, you can however try blogging about the property; if and when you do list with an agent, he/she can post it for you, just ask; or consider any flat fee realty company that feeds into this site.