I like this place...
http://www.citybeerstore.com
Ever wonder where I find all these crazy, hard to find and eccentric beers? In San Francisco - this is my first stop. Not only will you find rare bottles, but limited and hard to find beers available on draft! Love this place...
http://latrappecafe.com
These guys consistently stock the largest selection of beers in San Francisco. Between 300 - 400 DIFFERENT bottles at any given time. Mostly Belgian and European beers - but a fair selection of American Craft as well. Great selection of draft, and a beer menu that reads like a book. Definitely worth a visit if you're in the area.