• 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!

14 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

2017 Topps Heritage - [Base] #500.1

High Number SP - Kris Bryant (Base)

2010 Topps Heritage - [Base] - Chrome Refractor #C39

Mariano Rivera /561

2001 Upper Deck Hall of Famers - Bat #B-CF

Carlton Fisk

2013 Bowman Draft Picks & Prospects - Draft Picks #BDPP19

Aaron Judge

1968 Topps - [Base] #408

Steve Carlton [Good to VG‑EX]

2016 Panini Select - [Base] - Tri-Color Prizm #104

Premier Level - Adam Thielen

1995 SP - [Base] #130

Terrell Davis [PSA 9]

2012 Upper Deck - Rookie Lettermen Signatures - [Autographed] #RL-BC

B.J. Cunningham /45

2015 Topps - Retail NFL Super Bowl Coins #NFLSBC-14

Super Bowl XIV

1963 Topps - [Base] #107

Jim Marshall

2013-14 Panini Dominion - [Base] #108

Jonathan Marchessault /299

2015-16 Upper Deck Ultimate Collection - [Base] - Silver Jersey [Memorabilia] #120

Ultimate Rookies - Jack Eichel /149

2014-15 SP Authentic - Upper Deck Update #507

Nikita Kucherov

2015-16 O-Pee-Chee Platinum - Marquee Rookies #M1

Connor McDavid

2012-13 Panini Classics Signatures - [Base] - Autographs [Autographed] #78

Rod Gilbert

2016-17 Panini Contenders Draft Picks - [Base] #164

College Ticket - Rico Gathers

2016-17 Panini Prizm - [Base] - Silver Prizm #17

Malcolm Brogdon

1997-98 SPx - [Base] #37

Tim Duncan [PSA 9]

2014-15 Panini Excalibur - Fresh Faces Die-Cut Jerseys #28

Andrew Wiggins

1995-96 Fleer Ultra - Jam City - Hot Packs #3

Michael Jordan

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.