• 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 Bowman Draft Picks & Prospects Chrome Prospects Certified Autographs [Autographed] #BCA-BH

Billy Hamilton

2013 Bowman Chrome Prospects Autographs #BCP-BB

Byron Buxton

2013 Bowman Chrome Prospects Autographs Refractor #BCP-CC

Carlos Correa /500

2011 Bowman Chrome Draft Picks & Prospects Prospects Certified Autographs #BCAP-BS

Bubba Starling

2012 Bowman Chrome Prospects Certified Autographs [Autographed] #BCP102

Oscar Taveras

2010 Certified #299

Rob Gronkowski /699

2013 Bowman Rookie Chrome Refractor Autograph #RCRA-GB

Giovani Bernard

1995 Pinnacle Trophy Collection #193

Joe Montana

2012 Panini Contenders #118

Josh Gordon

2008 Upper Deck Draft Edition Exclusives Autograph [Autographed] #50

Joe Flacco

1984-85 O-Pee-Chee #67

Steve Yzerman

1986-87 O-Pee-Chee #53

Patrick Roy

1986-87 Topps #53

Patrick Roy

2002-03 Upper Deck #230

Peter Forsberg

2009-10 Upper Deck #201

John Tavares

2010-11 Totally Certified Totally Red Signatures [Autographed] #182

Hassan Whiteside /91

1996-97 Skybox Z Force Big Men on Court #7

Hakeem Olajuwon

1997-98 Topps Bound for Glory #BG10

Michael Jordan

2003-04 Fleer Ultra Gold Medallion #171

Lebron James

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.