• The Safe & Easy Way to Buy & Sell Collectibles

    Buy from different sellers and get your cards in ONE shipment.

Ideal for Set Builders & Player Collectors

Build one order over time from multiple sellers, pay shipping once, and receive your cards in one package.

Buy Cards

$3.00 Flat Rate Shipping

Buy now, ship later! Purchase over time from many sellers & ship once for $3.00!

11 Million Cards Under One Roof

We house millions of sports cards from thousands of sellers and provide industry renowned customer service!

No Stock Images

High resolution scans of the front & back of every card.

Easy & Fun Sports Card Flipping

Filter by team, player, set & more. Purchase, instantly relist, & flip for profit.

Buy Baseball Cards Online

We Do The Work To Sell Your Cards

Research & identify your collectibles

Evaluate condition & value

Scan the front & back of every card

Advertise to find buyers

Store & insure consigned collectibles

Resolve customer service needs

Securely package & ship to buyers

We Have Other Unique Services

Mailbox Services

Grading Services

Amazon Integration

Historical Sales Data

Sell Baseball Cards Online

A Different Way to Sell Cards

We identify, scan, list, store, insure, package, and ship - just send us your sports cards, trading cards, and collectibles. All COMC listings can be automatically posted to Amazon!

Sell Cards

The Safe and Easy Way to Buy and Sell Cards Online

Shop Recently Added

1993 Donruss The Elite Series #34

Cecil Fielder /10000

1982 Topps Traded #98T

Cal Ripken Jr.

2013 Bowman Sterling Prospect Certified Autographs #BSAP-CF

Clint Frazier

2008 Upper Deck A Piece of History A Piece of Hollywood Memorabilia [Memorabilia] #HM-27

Shirt from "A Few Good Men" (Tom Cruise)

2014 Bowman Draft Picks & Prospects Chrome Draft Pick Autographs #BCA-NG

Nick Gordon

2001 Topps #328

Drew Brees

1993 Action Packed Emmitt Smith Prototypes #ES-1

Emmitt Smith

1990 Fleer Update #U-40

Emmitt Smith

1998-99 Be A Player Silver Autographs #280

Wendel Clark

1972-73 O-Pee-Chee #92

Jacques Plante

1991-92 Pro Set Puck #11

Wayne Gretzky

1971-72 Topps #65

Derek Sanderson

2009-10 Upper Deck Game Jersey #GJ-PD

Pavel Datsyuk

2009-10 Upper Deck Dual Game Materials #DG-AB

Ray Allen, Larry Bird

1993-94 Fleer Ultra Power in the Key #2

Michael Jordan

1998-99 Skybox Premium Slam Funk #10 SF

Scottie Pippen

1997-98 Fleer Ultra Heir to the Throne #7 HT

Tim Duncan

2012-13 Panini Preferred Rookie Silhouettes #301

Will Barton /99

COMC (Check Out My Collectibles) is a unique marketplace for buying and selling sports cards, gaming cards, comics, and more. We have a great selection of singles, memorabilia cards, autographed cards, and rookie cards. We don't use stock images; our listings include front and back scans of every card. We're also a great place to sell cards. Do you want to know more about card values? Learn about our suggested prices.