• 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

Flat Rate Shipping

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

15 Million Cards Under One Roof

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

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

2012 Bowman Platinum - Autographed Prospects #AP-DB

Dylan Bundy

2012 Bowman Draft Picks & Prospects - Chrome Prospects Certified Autographs - [Autographed] #BCA-RG

Ronald Guzman

2013 Topps Heritage - High Number #H584

Yasiel Puig

2014 Bowman Draft Picks & Prospects - Chrome - Blue Refractors #CDP10

Trea Turner /399

2015 Topps Platinum - Platinum Players Die-Cut #PDC-TB

Tom Brady

2011 Certified - [Base] - Mirror Red Signatures [Autographed] #155

Aldon Smith /250

1971 Kellogg's 3-D - [Base] #13

Larry Brown

2011 SP Authentic - [Base] #209

Randall Cobb /699

2013 Bowman - NFLPA Collegiate Bowl Autographs #65

Nate Palmer

2016-17 Upper Deck - UD Canvas #C106

Young Guns - Patrik Laine

2013-14 O-Pee-Chee - Marquee Legends Gold #ML-4

Patrick Roy

2016-17 Upper Deck - O-Pee-Chee Update - Retro #694

Marquee Rookies - Auston Matthews

2016-17 SPx - Rookies - Red Jersey [Memorabilia] #R-WN

William Nylander /235

1971-72 Topps - [Base] #70

Gordie Howe

2015-16 Panini Absolute - Heroes Autographs #HA-CC

Cedric Ceballos /149

2014-15 Panini Totally Certified - Jerseys - Red #78

Joel Embiid /249

2013-14 Upper Deck Exquisite Collection - [Base] #59

Mason Plumlee /199

2014-15 Panini Totally Certified - [Base] - Platinum Blue #131

Anfernee Hardaway /149

2015-16 Panini Prizm - [Base] - Orange Prizm #337

Rookies - Norman Powell /65

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.