• 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

2016 Bowman Chrome - Prospects Autographs - Refractor #BCAP-JA

Jonah Arenado /499

2001 SP Game Used Edition - Authentic Fabric #CR

Cal Ripken Jr.

1994 Upper Deck - [Base] #24

Alex Rodriguez [PSA 9]

2015 Bowman Draft - Chrome Draft Pick Autographs - Refractor #BCA-KT

Kyle Tucker

1983 Fleer - [Base] #507

Ryne Sandberg [PSA 9]

2015 Panini Prizm Collegiate Draft Picks - [Base] - Prizms Autographs [Autographed] #219

Marcus Peters

2013 Topps Chrome - 1969 Design - Autograph #26

Zach Ertz

1986 Topps - [Base] #161

Jerry Rice

2007 SPx - Winning Materials - Stats #WMS-BF2

Brett Favre

2016 Leaf Draft - Retail Autographs #A-NV1

Nick Vigil

1996-97 SPx - Holoview Heroes #HH7

Wayne Gretzky

2016-17 Upper Deck - [Base] #249

Young Guns - William Nylander

2016-17 Upper Deck - [Base] - Silver Foil #75

Connor McDavid

2011-12 Upper Deck Ice Premieres - Multi-Product Insert [Base] #89

Justin Faulk /499

2015-16 Upper Deck Ultimate Collection - [Base] #82

Autographed Ultimate Rookies - Tier 1 - Ben Hutton /299

2014-15 Panini Prizm - Rookie Autographs - Blue Prizms #16

Zach LaVine /449

1972-73 Topps - [Base] #168

Wilt Chamberlain

2014-15 Panini Select - [Base] - Blue and Silver Prizm #90

Concourse - Joel Embiid

1988-89 Fleer - [Base] #120

Michael Jordan [PSA 8]

2016-17 Panini NBA Hoops - Hot Signatures #3

T.J. McConnell

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.