KMP Auction is an online stamp auction house specializing in stamps from around the world, with over 1500 lots featured each weekend. Run by owner Karl Marquis Philately, KMP Auction offers collectors stamps from a wide range of countries and territories through its regular weekly sales and showcases rare and collectible stamps from places like France, Canada, Russia, and colonies of various nations.

R. Maresch & Son Auctions is Canada's premier stamp auction house since 1924. They offer a diverse and exciting selection of stamps from Canada, the Provinces, British Commonwealth, and Worldwide material. With their experienced staff and strong stamp market, they provide reliable appraisals and facilitate the sale of award-winning collections.

Kewriga Auctions is a philatelic auction house that specializes in selling stamps and postal history. They offer live auctions, online bidding, and a wide range of services for consignors.

T & T Auctions Ltd is a reputable philatelic auction house in Kent, England, holding bi-monthly auctions with diverse, high-quality lots, including classic Commonwealth and GB items, and offering a probate and insurance service. They provide free advice, valuations, and a relaxed environment for viewing and buying, and invite consignments for auction, taking care of the entire process with a full color catalogue and home visits for larger collections.

Alliance Auctions is an auction house specializing in stamps, coins, covers, and philatelic history. Due to social distancing restrictions, their auctions are currently not open to the public and bids can be made through various methods.

Todywalla Auctions is an auction house in Mumbai, India that specializes in classical Indian art, coins, and paper money. They hold regular auctions of antique items in these categories and aim to be a leading platform for trading rare collectibles. The company authenticates items, sets market prices through competitive auctions, and connects global buyers and sellers. They offer both online and in-person auction services and also publish catalogs and research to help customers value their collections.

Heritage Auctions, a premier auction house, offers a wide range of collectibles and services, including art, coins, comics, jewelry, sports memorabilia, and more. With over 125 experts in 50 categories and offices worldwide, Heritage Auctions provides exceptional customer service and unmatched expertise in the industry.

Abacus Auctions is a leading auction house that offers a platform for buying and selling various items, providing services such as buying at auction, placing bids, and shipping and insurance. They are committed to providing a secure and reliable platform and cater to a diverse range of industries and audiences.

Auction Gallery (AG) is a premier auction house that specializes in rare and unique collectibles, offering live auctions, online auctions, and private sales. Their team of experts carefully curates each auction, ensuring authenticity and accuracy, and they provide certificates of authenticity for all lots offered.

Auktionshaus BBA-Th Weiser is a 37-year-old auction house based in Frankfurt specializing in stamps, jewelry, watches, art and antiques. It offers both live and online auctions, with the ability to bid remotely in real-time or place bids in advance, and has extensive resources on its offerings, including detailed auction listings and the ability to view items before bidding.

Oakwood Auctions is a Canadian auction house that specializes in fine arts and unique collectibles, offering personalized expert service and access to their vast domestic and international networks. Their team of experts includes Larry Groskopf, President; Jason Kieffer, Head of Sales (Coins and Stamps); and Carrie Groskopf, General Manager (Marketing, Fine Art, and Decorative Arts).

Rauhut & Kruschel GmbH is a prominent German stamp auction house that has been operating since 1988. They hold six auctions annually, selling stamps and generating millions of euros in revenue. In 2012, they acquired the Berlin-based Kruschel auction house and have since operated under the name Rauhut & Kruschel Auktion.

Alex Cooper Auctioneers is a Maryland-based auction house specializing in real estate, jewelry, fine arts, and rugs. With over 90 years of experience, they have established themselves as a leader in the industry, offering a unique collection of luxury goods and attracting buyers and sellers from around the world.

Heritage Auctions Europe is a leading auction house for collectibles, offering free valuations and a wide reach of international auctions. They specialize in selling coins, works of art, jewelry, stamps, militaria, and complete collections.

Dong Ya Auction is a leading auction house specializing in rare stamps, coins, and collectibles. They offer a trusted and transparent platform for collectors and investors to buy and sell unique items, with a wide range of offerings, regular auctions, and online bidding.

Philip Weiss Auctions is a leading auction house specializing in rare and unique collectibles, including vintage toys, comics, sports memorabilia, and more. With over 40 years of experience, they offer a platform for collectors, dealers, and enthusiasts to buy and sell high-quality collectibles, ensuring a user-friendly experience and expert appraisal services.

Ace Stamp Auctions is a top auction house for stamp collectors, offering a wide range of stamps, collections, and accessories from around the world with accurate descriptions, fair prices, and a low buyer's premium. The company's founder, Ian Boulton, has over 30 years of experience in the philatelic industry and is committed to providing an easy-to-use auction website and good value for buyers.

James and Sons Auctioneers is a UK-based auction house that specializes in collectible items such as rare coins, banknotes, stamps, books, toys, and antiques. They also offer valuations and buying services for military medals, militaria, and badges.

Auktionshaus Felzmann is an auction house that offers a wide range of services, including auctions for philately and numismatics. They provide online catalogs for viewing and also offer consultation services for selling stamps, postcards, and collections. With a team of experts, Auktionshaus Felzmann aims to provide a valuable and enjoyable experience for collectors.

Van Looy Stamp Auctions is a reputable auction house specializing in postage stamps and philatelic materials, offering live auctions, online bidding, and private sales. They provide expertise and knowledge to help clients make informed decisions and ensure secure and transparent transactions.