- 321Gone - offers auctions, classifieds, and more.
- Abidon - antiques, computer auctions, collectibles, and more.
- AcuBid.com - categories include sports, stamps, and collectibles.
- Amazon.com Auctions
- America's Auctions and Sales - bid, sell or buy just about anything. Offers free registration.
- Auction 1 Online - a general auction site which includes free membership and listings.
- Auction Port
- Auction Sales - new, refurbished, and close out products at attractive prices, including computer hardware and software.
- Auction US - buy and sell almost anything from trading cards to jewelry.
- Auction-Warehouse.com - online auctions for computers, electronics, office products, and more. Offers both business to person and free person to person auctions.
- Auctionaddict.com - person-to-person transactions with no listing fee.
- AuctionBuy
- AuctionFun.com
- Auctions.com
- Auctionscape - marketplace for businesses and individuals.
- BankruptcyMarket.com - specializes in repossessed and distressed assests.
- Barter-n-Trade - offers user-to-user auctions, cash, charge, or barter.
- Bid.com - offers computers, consumer electronics, travel packages, jewelry, and more with separate American and Canadian bidding.
- Bid2Bid - specializes in consumer electronics.
- bid4assets.com - marketplace for high-value, distressed assets.
- BidHit
- BidNow - a place where auctioneers can have their auctions on the Internet.
- Bidz - features trading and bidding for jewelry, sports memorabilia, computers, antiques, books, sporting goods, cards, coins, and more.
- boston.com: Auctions - bid on and buy many varied products and services.
- Boxlot - person-to-person auctions from collectibles to everyday items.
- Buyit Auction - online person to person transactions.
- BuyItSellIt.com - offers both auctions and classifieds. Provides trading neighborhoods where buyers and sellers with similar interests can communicate.
- BuySell.Net - trade collectibles, antiques, beanies, dolls, coins, stamps, computers, and more.
- Classifiedauctions.com - offers antiques, jewlery, animation art, collectibles, and more.
- clickabid - buy, sell, or browse items offered in Canadian dollars.
- ClubCiti - offers person to person auctions, as well as a college campus exchange.
- ctnow.com - find antiques, collectibles and memorabilia, computers, business equipment, personal items, house and home items, and more.
- Cutebid.com - antiques, coins, collectibles, computers, and more.
- Cyber Auctions - auctions in a variety of categories.
- CyberBuyer - offers vehicles, electronics, fitness equipment, and more.
- DigiBid - audio, video equipment, and musical instruments.
- eBay
- eCom eCom Auctions
- edeal - person to person global trading community where you can pay for merchandise by credit card. 300 currencies, auction, and InterActive classifieds.
- Engo.com - offers two way paging, charting, and alerts.
- EZBid.com - bid on and buy computer, home, sports and other products.
- First Auction - deals on computers, home electronics and great products from Home Shopping Network.
- Frugal Cook, The - featuring kitchen equipment, cookware, books, outdoor grilling, linens, and more.
- GO Network Auction
- GoAuction - features art, antiques, collectibles, sports memorabilia, and more.
- Haggle Online
- Internet Auction - offering electronics, jewelry, computers, gifts, fitness, automotive, and more.
- IRS Real Estate and Personal Property Sales - describes where the IRS advertises property seized for the non-payment of income taxes.
- Live Auction Online (LAO) - features antiques, collectibles, and general merchandise.
- Maynards Industries - offers offline liquidations, appraisals, and auctioneers. offices in Canada and the United States.
- NuAuction.com - offers a large selection of computers, toys, jewelry, and travel.
- One Web Place
- Onlineauction.com
- Orbis Online - offers furniture, art and collectibles, automobiles, and more. Also, translates all items, bids, and descriptions, from English to Spanish and vice versa.
- PeddleIt - items include kitchen collectibles, beanie babies and antiques.
- Popula - Hollywood items, books, music, art, erotica, and more.
- Sell And Trade - marketplace where people from around the world come together to sell, auction, exchange, and buy items.
- Sellers Free Auction - offers art, antiques, computers, collectibles, and more.
- shopgoodwill.com - offering an array of antiques and collectibles pulled from Goodwill's inventory of donated goods. Revenues fund programs for people with disabilities.
- SoldUSA.com - offers personal auctions in a variety of categories.
- Sonic Auction.com - features online auctions of bulk goods and services.
- TBayAuctions.com
- WinAuction
- Yahoo! Auctions