• 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.

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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

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

Christin Stewart

2010 Bowman Platinum - Prospects Chrome #PP5

Mike Trout

1968 Topps - [Base] #330

Roger Maris [Good to VG‑EX]

2014 Topps Update Series - [Base] - Gold #US-10

George Springer /2014

2009 Upper Deck Signature Stars - USA Prospects Autograph Jerseys #USA-KG

Kevin Gausman /399

1957 Topps - [Base] #146

Paul Larson

1994 Ted Williams Card Company Roger Staubach's NFL Football - Sweetness #WP4

Walter Payton

2013 Topps Chrome - Rookie Autographs - Military Refractor [Autographed] #121

Dion Jordan /99

2014 Panini Certified - New Generation Mirror Materials - Red #NG-OB

Odell Beckham Jr. /299

2013 Press Pass Showcase - Gameday Threads #GT-TE

Tyler Eifert

2015-16 Upper Deck - Clear Cut Superstars #CCS-61

Pekka Rinne

2015-16 Upper Deck - [Base] #201

Young Guns - Connor McDavid [BGS 9.5]

2012-13 Upper Deck - [Base] #237

Chris Kreider

2016-17 SPx - Double XL Duos Materials #XD-KH

Evgeny Kuznetsov, Braden Holtby /99

2015-16 Upper Deck Full Force - [Base] #101

3D Full Force Freshman - Connor McDavid

2012-13 Panini Crusade - Quest Autographs #7

Tristan Thompson

2015-16 Panini Prestige - Acetate Rookies #22

Justise Winslow

2015-16 Panini Select - Rookie Signatures #RS-SD

Sam Dekker /199

2001-02 Upper Deck Ovation - MJ 1982 Championship Commemorative #MJF2

Michael Jordan

2015-16 Panini Clear Vision - [Base] #129.2

Rookie Revision - Stephen Curry

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.