• 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!

13 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

2015 Panini Contenders Draft Picks - [Base] #138.1

Sammie Coates (Base)

2013 Topps Triple Threads - Rookie Jumbo Relics - Sapphire #TTRJR-MB2

Montee Ball /10

2011 Panini Prestige - [Base] - Draft Picks Rights Signatures [Autographed] #298

Tyler Sash /699

2012 Topps Platinum - [Base] - Refractor Autograph [Autographed] #147

T.Y. Hilton

2015-16 Upper Deck Ultimate Collection - [Base] - Spectrum Silver Autographed Jersey [Autographed] [Memorabilia] #63

Ultimate Rookies Auto Jersey - Tier 1 - Anthony Stolarz /149

2012-13 Panini Classics Signatures - [Base] - Autographs [Autographed] #148

Bill Gadsby

2015-16 Upper Deck Ultimate Collection - [Base] - Spectrum Silver Autographed Jersey [Autographed] [Memorabilia] #54

Ultimate Rookies Auto Jersey - Tier 1 - Vincent Hinostroza /149

2013-14 Upper Deck Trilogy - Ice Scripts #IS-CK

Chris Kreider

2016-17 Upper Deck - [Base] #249

Young Guns - William Nylander

1998-99 SP Authentic - [Base] #97

Jason Williams /3500

2012-13 Prestige - Prestigious Picks Signatures #41

Isaiah Thomas

2013-14 Totally Certified - Signatures - Totally Silver #227

Buck Williams

1996-97 Topps Stadium Club - Top Crop #TC 9

Gary Payton, Michael Jordan

1998-99 Upper Deck Century Legends - Epic Signatures #EB

Elgin Baylor

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.