• 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

$3.00 Flat Rate Shipping

Buy now, ship later! Purchase over time from many sellers & ship once for $3.00!

10 Million Cards Under One Roof

We house millions of sports cards from thousands of sellers and provide industry renowned customer service!

No Stock Images

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

2012 Panini National Treasures #105

Barry Sanders /99

2007 Leaf Rookies & Stars Studio Rookies #SR-1

Adrian Peterson

1997 Upper Deck NFL Legends Autographs #AL-96

Ben Davidson

2014 Topps NFL Kickoff Coin Card #NFLKC-RT

Ryan Tannehill

2009 Playoff Prestige #142.2

Hakeem Nicks

2000-01 Upper Deck #226

Scott Hartnell

2007-08 Upper Deck #249

Nicklas Backstrom

2009-10 SP Authentic #212

Antti Niemi /999

1990-91 O-Pee-Chee Premier #50

Jaromir Jagr

2012-13 Panini Classics Signatures Banner Numbers #EN65

Al MacInnis

1998 Press Pass Autographs #JAWI

Jason Williams

2009-10 Court Kings #124

Brandon Jennings /649

2007-08 Topps Finest #71

Kevin Durant

1999-00 Upper Deck NBA Legends Legendary Signatures #EH

Elvin Hayes

2012-13 Totally Certified Memorabilia Totally Red #17

Derrick Rose

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.