craigslist - craigslist provides local classifieds and forums for jobs, housing, for sale, services, local community, and events
Zillow - Is that home for sale? What is it worth? Where can I find foreclosures? Stop wondering!
Gumtree - Gumtree is the first site for free classifieds ads in the UK. Buy and sell items, cars, properties, and find or offer jobs in your area.
Trulia - Trulia’s top-rated real estate app helps you find the perfect home, wherever you are.
Oodle - Oodle is a web-based market of the millions of advertisement and classifieds.
Walk Score - Find apartments for rent and rentals on Walk Score.