The Chicago Wine Company
Features wine auctions as well as retail sales, recent hammer prices and events. Allows participation by phone, fax and e-mail.
http://www.tcwc.com/

MagnumWines
Auction house of rare and sought-after wines including magnums. Pages for buyers and sellers, as well as a search feature.
http://www.magnumwines.com/

The Wine Commune
Free person to person wine auctions. Also has a discussion forum.
http://www.winecommune.com/

WineBid.com
Buy or sell fine and rare wines. Indexed by type, vintage, appellation, producer, or current bid.
http://www.winebid.com/

CellarExchange.com
A person to person online wine auction and exchange network. Features hammer price search, appraisals and a discussion forum.
http://www.cellarexchange.com/

Hospices de Beaune Wine Auction
Outlines the long history of this auction in Burgundy, France. Results of the November 19, 2000 event as well as the 1999 auction.
http://www.vin-et-tradition.com/

Rare French Wines
Auctioning a bottle of Dom Perignon Millesime 1993. Registration required.
http://www.rarefrenchwines.com/

WhiskyAuction.Com
Bid online for single malt and other whiskies. Also online shopping.
http://whiskyauction.com/

Brentwood Wine Company
Auction section of site features themed offerings, with various bidding options. Also wine shop with accessories, stemware and wine storage.
http://www.brentwoodwine.com/