• 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

2013 Bowman Sterling - Prospect Certified Autographs #BSAP-JU

Julio Urias

2016 Bowman Draft - Chrome Draft Pick Autographs #CDA-RP

Riley Pint

2016 Topps Heritage High Number - Clubhouse Collection Relics #CCR-JAB

Jose Abreu

1969 Topps - [Base] #225

Don Kessinger [Good to VG‑EX]

1998 Pacific Revolution - [Base] #58

Peyton Manning

1998 Topps Finest - [Base] #121

Peyton Manning

1975 Topps - [Base] #12

Mel Blount

2001 Bowman Chrome - Senior Bowl Jerseys #BCR-DB

Drew Brees

2001 Upper Deck UD Top Tier - [Base] #207

Kabeer Gbaja-Biamila /2500

2010-11 In the Game Decades 1980s - Game-Used Jersey - Black #M-20

Dave Babych /120

2016-17 Upper Deck SP Game Used - Rookie Sweaters #RS-WN

William Nylander /499

2013-14 In the Game Heroes and Prospects - Autograph #A-CM

Connor McDavid

2016-17 Upper Deck - [Base] #249

Young Guns - William Nylander

2016-17 Upper Deck SP Game Used - [Base] - Gold Material [Memorabilia] #185

Authentic Rookies - Patrik Laine /399

2015-16 Panini Prestige - [Base] #209

Rookies - Kristaps Porzingis

1996-97 Bowman's Best - Shots #BS6

Michael Jordan

1971-72 Topps - Trios Stickers #43-44-45

Wilt Chamberlain, Gus Johnson, Norm Van Lier

2012-13 Panini Crusade - Quest Memorabilia #63

Draymond Green

2009-10 Panini - [Base] #357

Stephen Curry

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.