• 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

2013 Bowman Draft Picks & Prospects Chrome Prospect Autographs #BCA-EJ

Eric Jagielo

2013 Bowman Inception Autographed Relics #AR-AR

Anthony Rendon

2008 Upper Deck Goudey #330

Tiger Woods

2013 Topps Finest Autographed Rookies Refractor #RA-EG

Evan Gattis

1986 Dorman's Cheese #N/A

Don Mattingly, Ryne Sandberg

2003 Topps Chrome #235

Andre Johnson

2014 Panini Hot Rookies Future Franchise Fabrics Signatures #FFF-CH

Chris Hogan

2013 Panini Contenders #240

Zach Ertz

2002 SP Authentic #164

Shaun Hill /1150

2012 Crown Royale Rookie Signatures #55

Kirk Cousins /245

2010-11 Upper Deck The Cup #94

Nikita Nikitin /199

1998-99 Topps Blast from the Past Reprints #7

Gordie Howe

1990-91 O-Pee-Chee Premier #50

Jaromir Jagr

1987-88 Topps #42

Luc Robitaille

2010-11 Panini Luxury Suite #148

Jeremy Morin /499

2012-13 Panini Hall of Fame Signatures #14

Nate Thurmond

2014-15 Panini Totally Certified #166

Nikola Mirotic

2007-08 Fleer Hot Prospects #108

Glen Davis /599

2010-11 Donruss Emerald Die-Cut #237

Paul George

1978-79 Fleer NBA Basketball Team Stickers #SESU

Seattle SuperSonics Team

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.