• 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!

14 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

1973 Topps - [Base] #305

Willie Mays

2015 Topps Chrome - [Base] #204

Joey Gallo (Short Print)

2011 Bowman Chrome - USA 18U National Team Autograph Refractor - X-Fractor #18U-17

Chris Okey /299

2012 Elite Extra Edition - Back to the Future Signatures #7

Greg Bird /249

2010 Bowman Chrome - Retail Prospects - Green X-Fractor #BCP199

Aroldis Chapman

2014 Topps Inception - [Base] #2

Aaron Rodgers

2001 Topps Archives Reserve - [Base] #40

Joe Montana

1989 Score - [Base] #257

Barry Sanders

2013 Fleer Retro - 1999 Metal Universe Planet Metal #PM-13

Bo Jackson

2014 Bowman Sterling - Jumbo Rookie Patch - Blue Wave Refractor #BSJRP-DA

Davante Adams

2013-14 Panini Prime - Signatures #S-RG

Ryan Getzlaf /99

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

Marquee Rookies - Auston Matthews

2016-17 Upper Deck - Mastery #M1

Martin Brodeur

2006-07 Upper Deck Artifacts - [Base] #132

Derek Sanderson /999

2015-16 Upper Deck - [Base] #201

Young Guns - Connor McDavid

1991 Nike Michael Jordan / Mars Blackmon - [Base] #4

Stay in School - 1991

2013-14 Panini Intrigue - Impact Rookie Autographs - [Autographed] #30

Steven Adams /149

2015-16 Panini Court Kings - Fresh Paint #FP-TL

Trey Lyles

2015-16 Panini Prizm - [Base] - Silver Prizm #336

Rookies - Justise Winslow

2015-16 Panini Court Kings - Box Topper 5x7 Panoramics #3

Russell Westbrook

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.