The following dealers are leaders in the philatelic market. They buy and sell top quality stamps, including stamps graded and expertised by PSE.

Steve Crippe, Inc. • Dallas, TX • 214-458-0641

SHP Graded Stamps - Bob Dumaine
Houston, TX • 800-231-5926

E&M Graded Stamps • Alamo, CA • 925-339-8989

Steve Malack • Endicott, NY • 607-862-9441

Century Stamps • Huntington Station, NY • 631-385-4647

Jerry Connolly Stamps • Toluca Lake, CA • 310-985-9981

Richard Champagne • Newton, MA • 617-969-5719

University Stamp Co. • Westport, CT • 800-237-5692

Robert Kane, LLC
• PO Box 343 • Marmora, NJ 08223 • (609) 390-1286

ASDA (American Stamp Dealers Association) • Glen Cove, NY • 516-759-7000

Linns Stamp News • Sidney, OH • 937-498-0801

SoftPro 2010 Inc. • Ontario, Canada • 705-254-6201

The following leading dealers have frequent eBay listings of PSE stamps. Check out the links below for their current offerings.

Sam Houston Duck Co. • Houston, TX • ID: shduck.com

Jay Parrino's The Mint • Kansas City, MO • ID: JP-TheMint

Steve Malack • Endicott, NY • ID: malackweb

University Stamp Co. • Westport, CT • ID: usc-certified-stamps-only

Dr. Robert Friedman • Woodridge, IL • ID: drbobstamps

Jack Nalbandian • East Greenwich, RI • ID: jack-nalbandian

Century Stamps • Huntington Station, NY • ID: emr47

Robert Kane, LLC
• PO Box 343 • Marmora, NJ 08223 • (609) 390-1286

R.A. Siegel Philatelic Auctions • New York, NY • 212-753-6421

Heritage Rare Stamp Auctions • Dallas, TX • 800-872-6467

Spink Shreves Galleries • Addison, TX • 972-788-2100

Sam Houston Philatelic Auctions -
Bob Dumaine, Houston, TX • 800-231-5926

Schuyler Rumsey Philatelic Auction • San Francisco, CA • 415-781-5127