• 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

1968 Topps - [Base] #544

Mayo Smith [Good to VG‑EX]

2016 Topps Chrome - Rookie Autographs #RA-TN

Tyler Naquin

2013 Bowman Sterling - Prospect Certified Autographs #BSAP-CF

Clint Frazier

1973 Topps - [Base] #100

Hank Aaron

1963 Topps - [Base] #488

Jerry Adair

1999 SP Signature Edition - Signatures #KR

Brian Mitchell

2001 Pacific Dynagon - [Base] #109

Marques Tuiasosopo /199

2002 Pacific Private Stock Reserve - Authentic Game-Worn Jersey #21

Jim Harbaugh

2013 SP Authentic - Sign of the Times #ST-KD

Knile Davis

2012 Topps Chrome - [Base] - Prism Refractor #219

Dont'a Hightower /216

1996-97 Fleer NHL Picks - Dream Lines #6

Jaromir Jagr, Dominik Hasek, Roman Hamrlik

1971-72 Topps - [Base] #125

Stan Mikita [Good to VG‑EX]

2005-06 SPx - [Base] #232

Mikko Koivu /1999

2015-16 Upper Deck Ultimate Collection - [Base] #61

Autographed Ultimate Rookies - Tier 1 - Frank Vatrano /299

2016-17 Upper Deck - UD Canvas #C106

Young Guns - Patrik Laine

1996-97 Topps Finest - [Base] - Refractor #144

Shawn Kemp

2012-13 Panini National Treasures - [Base] #160

Group II Rookies 2012 Rookies - Austin Rivers /199

2013-14 Panini Prizm - [Base] #290

Giannis Antetokounmpo

2011-12 Past & Present - Bread for Life #3

Wilt Chamberlain

2003-04 SPx - [Base] #168

Boris Diaw /1999

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.