• 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

2011 Topps Update Series - [Base] - Platinum Diamond Anniversary #US55

Anthony Rizzo

2016 Bowman - Chrome Prospect Autographs - Refractor #CPA-MZ

Mark Zagunis /499

2012 Topps Update Series - [Base] - Gold #US299

Bryce Harper /2012

2016 Bowman's Best - Best of 2016 Autographs - Refractor #B16-AA

Anthony Alford

2016 Panini Elite Extra Edition - [Base] #99

Tim Tebow /999

1998 Skybox Premium - [Base] #231

Peyton Manning

2016 Panini Prime Signatures - Proteges #PRT-BG

Jimmy Garoppolo, Tom Brady

2016 Panini Certified - New Generation Jerseys Mirror - Orange #11

Sterling Shepard /399

2006 Press Pass - Autographs - Bronze #BRCR

Brodie Croyle

2014 Panini National Treasures - Colossal - Prime #C-AJ

A.J. Green /50

2015-16 Upper Deck - [Base] #228

Young Guns - Dylan Larkin

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

Marquee Rookies - Auston Matthews

2015-16 Upper Deck Ultimate Collection - [Base] - Spectrum Silver Autographed Jersey [Autographed] [Memorabilia] #58

Ultimate Rookies Auto Jersey - Tier 1 - Mike McCarron /149

2016-17 Upper Deck - UD Game Jersey #GJ-JL

John LeClair

2003-04 Upper Deck Bee Hive - Game-Used Jersey #GJ-27

Steve Yzerman

2015-16 Panini Immaculate Collection - Patch Autographs #PA-AAM

Al-Farouq Aminu /60

2012-13 Panini Crusade - Majestic - Signatures [Autographed] #79

Kurt Rambis

2016-17 Panini Prizm - [Base] - Retail Starburst Prizm #243

Marquese Chriss

1986-87 Fleer - Stickers #10

Isiah Thomas

1997-98 Topps - Rock Stars - Refractor #RS3

Chris Webber

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.