• 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!

13 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 Topps Sterling - [Base] #193

Ryne Sandberg /250

2001 Bowman - [Base] #264

Albert Pujols

1960 Fleer - [Base] #47

Cy Young

2016 Bowman Chrome - Prospects Autographs #BCAP-DFO

Dustin Fowler

1989 Fleer - [Base] #616.1

Bill Ripken (FF on Bat Knob)

2011 Upper Deck College Football Legends - [Base] - Autographs [Autographed] #73

Billy Sims

2016 Panini Spectra - Synced Swatches #30

Hunter Henry, Joey Bosa /199

2008 Upper Deck - Team Colors Memorabilia #TC-CJ

Calvin Johnson

2014 Topps Fire - [Base] #119

Odell Beckham Jr.

2016 Panini Prizm - Rookie Introductions - Prizm #4

Ezekiel Elliott

2015-16 Upper Deck - [Base] - Silver Foil Board #231

Young Guns - Sam Bennett

2015-16 Upper Deck - O-Pee-Chee Update Signatures #US-LA

Dylan Larkin

2015-16 Upper Deck - [Base] - Silver Foil Board #231

Young Guns - Sam Bennett

2015-16 Upper Deck - [Base] - Silver Foil Board #214

Young Guns - Connor Hellebuyck

2015-16 Upper Deck - [Base] - Silver Foil Board #480

Young Guns - Garret Sparks

1997-98 Bowman's Best - [Base] - Atomic Refractor #26

Kendall Gill

1981-82 Topps - [Base] #4

Larry Bird

1998-99 Upper Deck Hardcourt - [Base] - Home Court Advantage Plus #44

Patrick Ewing /500

2015-16 Panini Immaculate Collection - Memorabilia #50

Stephen Curry /99

2012-13 Panini National Treasures - [Base] #14

Lebron James /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.