The Foundation does not usually provide addresses or maps to Lautner homes, because most of the homeowners want to maintain their privacy. However, there are sources available for those interested in viewing these homes from the street. Perhaps the most helpful is this guide:
Los Angeles: An Architectural Guide, by David Gebhard and Robert Milton Winter
There are also tour companies that specialize in architectural tours:
And there are sites that offer more information for self-guided touring (Thank you, Martin Daoust, for these links):