• Black Friday Deals

    Thurs, Nov 26th - Mon, Nov 30th

    Biggest Sale of the Year

    Free domestic shipping with the purchase of 20 items
    COMC Scratch to Win cards included in orders give chance to win up to $100 of store credit!
    Learn More

  • 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!

11 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

2004 Topps Presidential Pastime #PP39

Ronald Reagan

2015 Topps Gypsy Queen Autographs #GQA-BC

Brandon Crawford

2014 Panini Immaculate Collection Clubhouse Signatures #60

Gary Gaetti /99

2003 Topps Heritage Chrome #THC67

Alex Rodriguez /1954

2011 Bowman Sterling MLB Future Stars Refractors #9

Manny Machado /199

2005 Playoff Contenders #133

Rookie Ticket - DeMarcus Ware

2014 Topps Chrome #115.2

Derek Carr (Without Ball)

2014 Bowman Rookie Chrome Refractor Autograph #91

Connor Shaw

1991 Topps Stadium Club #94

Brett Favre

1977 Topps #177

Steve Largent

2005-06 Upper Deck Rookie Class #1

Sidney Crosby

1993-94 Pinnacle Team Pinnacle #1

Patrick Roy, Ed Belfour

2013-14 Upper Deck Black Diamond Double Diamond Jerseys #LBBR-CP

Carey Price

1997-98 Leaf Fire on Ice #4

Steve Yzerman /1000

2009-10 SP Authentic #190

Devan Dubnyk /999

2009-10 Topps Chrome #106

Jonny Flynn /999

2014-15 Panini Prizm Yellow and Red Mosaic Prizms #300

Nikola Mirotic

2013-14 Fleer Retro Autographs [Autographed] #47

Giannis Antetokounmpo

1997-98 Metal Universe Planet Metal #7 PM

Anfernee Hardaway

2012-13 Panini Prizm #245

Damian Lillard [BGS 9.5]

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.