• The Safe & Easy Way to Buy & Sell Collectibles

    Buy from different sellers and get your cards in ONE shipment.

Sale - 42% OFF SRP
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Ends: 0d 23h 59m
alrosen
Sale - 53% OFF SRP
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Ends: 4d 2h 58m
RPSportsCards
Port: 1964-2017
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Ends: 2d 4h 57m
$99.00 FederalReserve
Sale - 63% OFF SRP
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Ends: 0d 11h 58m
TheBrett
Sale - -17% OFF SRP
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Ends: 0d 11h 58m
Cyndeeg3

Find baseball cards and other sports cards on sale in Promotions & Port Sales

Ideal for Set Builders & Player Collectors

Build one order over time from multiple sellers, pay shipping once, and receive your cards in one package.

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Flat Rate Shipping

Buy now, ship later! Purchase over time from many sellers & ship once!

15 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!

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The Safe and Easy Way to Buy and Sell Cards Online

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1983 Topps - [Base] #482

Tony Gwynn [PSA 7]

$31.00
2015 Topps Tribute - Foundations of Greatness Autographs #THEN-DM

Dale Murphy /89 [ENCASED]

$51.00
2015 Bowman Chrome - Prospects Autographs #BCAP-GT

Gleyber Torres

$220.25
2017 Topps Heritage High Number - [Base] #678.1

Cody Bellinger

$16.00
2010 Topps Chrome - [Base] - Rookie Autographs #190

Giancarlo Stanton

$150.25
1999 Topps Chrome - [Base] - Refractor #160

Champ Bailey

$30.25
2014 Topps Prime - Prime Patches #PP-DC

Derek Carr

$12.75
2012 Panini Gridiron - [Base] - Rookie Signatures Xs [Autographed] #231

Dont'a Hightower /499

$30.25
2011 Topps Precision - Rookie Autographed Jumbo Relic #RAJR-DM

DeMarco Murray

$50.25
2014 Topps Chrome - [Base] #115.1

Derek Carr (With Ball) [PSA 10]

$198.99
2016-17 SPx - [Base] - Blue Autographs [Autographed] #63

Shadow Box Rookies - Nick Schmaltz /199

$40.25
2016-17 Upper Deck - [Base] - Silver Foil #225

Young Guns - Jesse Puljujarvi

$65.24
1991-92 Upper Deck - [Base] #21

Teemu Selanne [PSA 10]

$13.00
2015 Leaf Signature Series - Signature Prospect Autographs - Bronze #SP-IP1

Ivan Provorov

$30.25
1991-92 Upper Deck - [Base] #21

Teemu Selanne [PSA 10]

$13.00
2009-10 Panini Basketball Hall of Fame - Famed Signatures #NA

Nate Archibald /499

$18.97
2014-15 Panini Prizm - Autographs - Red Pulsar Prizms #99

T.J. Warren /149

$40.00
2010-11 Absolute Memorabilia - [Base] #153

Rookie Premiere Materials NBA Signatures - Derrick Favors /499

$12.25
1998-99 Topps Finest - [Base] - No-Protector #234

Dirk Nowitzki

$12.23
2009-10 Upper Deck - Dual Game Materials #DG-ML

Michael Jordan, Lebron James

$150.25

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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.