• 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

2014 Bowman Draft Picks & Prospects - Top Prospects Chrome - Black Wave Refractor #CTP-33

Eloy Jimenez

2014 Topps - Manufactured Commemorative Patch #CP-45

Hyun-Jin Ryu

1999 Upper Deck Century Legends - Epic Signatures #CF.1

Carlton Fisk

2011 Topps Update Series - [Base] #US55

Anthony Rizzo

2016 Topps Heritage High Number - [Base] #707.2

Trevor Story (Action)

2013 Bowman - NFLPA Collegiate Bowl Autographs #62

Alex Kupper

2016 Panini Contenders Draft Picks - [Base] #178

College Ticket - Darron Lee

2013 Topps Archives - Fan Favorites Autographs #FFA-BJ

Billy Johnson

2005 Upper Deck Reflections - [Base] #117

Lance Moore /899

2011 Timeless Treasures - Changing Stripes Materials #14

Joe Namath /249

2016-17 Upper Deck SP Game Used - [Base] - Purple #104

Authentic Rookies - Nick Schmaltz

2016-17 Upper Deck - [Base] #225

Young Guns - Jesse Puljujarvi [BGS 9.5]

2015-16 Upper Deck - [Base] #201

Young Guns - Connor McDavid

2016-17 Upper Deck - UD Game Jersey #GJ-CM

Connor McDavid

1981-82 O-Pee-Chee - [Base] #111

Paul Coffey

1996-97 Topps - Super Team Sweepstakes #DM

Dallas Mavericks Team

2014-15 Panini Totally Certified - Jerseys - Blue #78

Joel Embiid /199

1994-95 Fleer Ultra - NBA All-Rookie #8

Toni Kukoc

2015-16 Panini Court Kings - Art Nouveau Jerseys #1

Karl-Anthony Towns /299

1993-94 Fleer Ultra - Scoring Kings #10

Dominique Wilkins

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.