• 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

1963 Topps - [Base] #565

Larry Sherry

2015 Topps Update Series - All-Star Stitches #STIT-AJ

Adam Jones

2008 Topps Chrome - [Base] #229

Clay Buchholz

2004 Fleer Classic Clippings - [???] #1CC

Nolan Ryan /750

2016 Topps - MLB Debut Medallions Series 2 #MLBD2M-23

Don Mattingly

2005 Donruss Zenith - Spellbound #S-9

Dan Marino

1986 McDonald's Play & Win - Chicago Bears - Green Tab #WAPA

Walter Payton

2014 Panini Contenders - [Base] - Playoff Ticket #116.1

Crockett Gillmore (Hands Up) /199

2010 Topps Platinum - Autographed Rookie Refractors #8

James Starks /1099

2016 Panini - [Base] #289

Rookies - Dak Prescott

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

Connor McDavid

2014-15 Upper Deck - [Base] #490

Kevin Hayes

1988-89 Topps - [Base] #66

Brett Hull

2010-11 Upper Deck Ice - Multi-Product Insert [Base] #90

Alexander Burmistrov /499

2008-09 Upper Deck UD Black - [Base] #77

Joe Jensen /399

2012-13 Panini Past & Present - Elusive Ink #35

Kendall Gill

2004-05 Ultimate Collection - [Base] #46

Magic Johnson /750

2015-16 Panini Prizm - Autographs #P-CJM

C.J. McCollum

2006-07 Topps Finest - [Base] - Refractor #25

Kobe Bryant

1997-98 Fleer Ultra - Court Masters #19 CM

Keith Van Horn

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.