• 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!

15 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

2007 Bowman - [Base] #231

Akinori Iwamura

2016 Bowman Chrome National Convention - [Base] - Gold Refractor #BNR-7

Alex Bregman /50

1997 Bowman's Best - Best Cuts - Refractors #BC2

Chipper Jones

1994 Pacific Crown Collection - Prisms - Silver #15

Cal Ripken Jr.

1994 Topps Archives The Ultimate 1954 Set - [Base] - Gold #90

Willie Mays

2015 Panini National Treasures - Rookie Colossal Materials Signatures #RCO-SD

Stefon Diggs /99

2015 Topps Platinum - Platinum Players Die-Cut #PDC-TB

Tom Brady

2011 Topps Chrome - [Base] - Gold Refractor #117

Cameron Heyward /50

1996 Playoff Absolute - Xtreme Team #XT04

Dan Marino

1995 Topps - Finest Boosters - Refractor #180

Emmitt Smith

2015-16 Upper Deck Full Force - Valuable Assets #V-JE

Foil Rookies - Jack Eichel

2015 Upper Deck Team Canada Juniors - [Base] #90

Connor McDavid

2008-09 Upper Deck - [Base] #220

Drew Doughty

1973-74 O-Pee-Chee - Rings #11

Boston Bruins Team

2016-17 Upper Deck - [Base] - Exclusives #81

Jaromir Jagr /100

1995-96 Topps Finest - [Base] - Refractor #190

Grant Hill

1972-73 Topps - [Base] #75

Jerry West

2015-16 Panini Immaculate Collection - Shadowbox Signatures #SS-JC

Jae Crowder /99

2015-16 Panini Black Gold - Grand Debut Signatures #20

Terry Rozier /100

2013-14 Totally Certified - Present Potential Signatures #PP-DG

Danny Green /99

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.