Wines & Times
All you winery visitors out there need to check out this great site that helps keep you informed on wineries in almost all 50 states. Just click on the state and it will show you how many wineries there are in that state, then click on a winery, and depending on what information the winery has provided it will show you hours of operation, upcoming events and more. It is a great site, and it's free.
Check it out - Wines & Times