text: http://www.woodcraft.com. They are expensive but they do carry exotics. They are a good source of wood for small projects. Also, if you are certain to sell something for a profit despite the higher cost, ordering through them is convenient and dependable.
  People have found a lot of useful listings on Craigslist under the “materials” section. Your success with searches depends on your area also. Certain places wood may be more difficult to find and more expensive.
  Look for sawmills on google maps and go talk to the owners. If you can develop a relationship with these folks you can get lots of good wood for a good price.
  For domestic woods, find a good local sawmill with a kiln, if you have a planer and a jointer. Any reputable mill should offer kiln dried wood. It is important to use dried wood for your projects, specially indoor projects, otherwise it could warp and twist.
  Find a store that sells lumber exclusively. They'll carry all kinds of wood, domestic and exotic. And the people there will know everything you need to know about each wood.
  Check out your home depot store more throughly. Go to their back sections. Ask if they have something more in their storage section. You might be able to find more hardwoods and variety than what you first see on display. The stock that home centres carry depends on your location as well. Some home depots are better stocked with wood supplies than others.
  Look around for a local woodworking or turning group. They're usually a wealth of information for finding local sources of lumber.