• 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

2009 Topps Heritage - Chrome #C56

Chipper Jones /1960

1994 Bowman's Best - Blue #29

Jorge Posada

1961 Topps - [Base] #312

Bill Mazeroski

2014 Bowman Draft Picks & Prospects - Chrome Draft Pick Autographs #BCA-MCH

Matt Chapman

1996 Leaf Limited - [Base] - Gold #11

Ken Griffey Jr.

2000 SP Authentic - Sign of the Times #BG

Brian Griese

1997 Pinnacle Zenith - V2 #V-7

Dan Marino

1989 Score - [Base] #86

Tim Brown [PSA 8]

2003 Topps Chrome - [Base] #227

Jason Witten

2011 Crown Royale - [Base] - Gold Signatures [Autographed] #186

Ryan Kerrigan /499

1979-80 O-Pee-Chee - [Base] #371

Dave Semenko

2007-08 Upper Deck Rookie Class - Box Set [Base] - Jumbo #CC-1

Jonathan Toews

2015-16 Upper Deck Ultimate Collection - [Base] - Silver Jersey [Memorabilia] #117

Ultimate Rookies - Artemi Panarin /149

2013-14 Upper Deck - [Base] #203

Alex Galchenyuk

2015-16 Upper Deck Ultimate Collection - [Base] - Spectrum Silver Autographed Jersey [Autographed] [Memorabilia] #57

Ultimate Rookies Auto Jersey - Tier 1 - Colin Miller /149

2002-03 Topps Chrome - Zone Busters #ZB13

Michael Jordan

2004-05 Upper Deck Hardcourt - Hardcourt Materials - Combo Player's Materials #HCM-AI

Allen Iverson

2012-13 Prestige - Prestigious Picks Signatures #54

Austin Rivers

1977-78 Topps - [Base] - White Back #1

Kareem Abdul-Jabbar

2015-16 Panini NBA Hoops - [Base] - Gold #261

Rookies - Kristaps Porzingis

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.