• The Safe & Easy Way to Buy & Sell Collectibles

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

Sale - 66% OFF SRP
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glrcards54
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andrewjb420
Sale - 49% OFF SRP
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notapawnshop
Sale - 61% OFF SRP
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MeisterYoda
Sale - 75% OFF SRP
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NYSPORTSFAN

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!

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!

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The Safe and Easy Way to Buy and Sell Cards Online

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2015 Topps Finest - Autographs - Blue Refractor #FA-BB

Bryce Brentz /150

$3.05
2016 Bowman Draft - Chrome Draft Pick Autographs #CDA-FW

Forrest Whitley

$10.25
2003 Topps Gallery - Authentic Relics #ARTP

Tony Perez

$4.99
1992 Donruss - Preview #11

Nolan Ryan

$25.25
1996 Upper Deck - Hot Commodities #HC1

Ken Griffey Jr.

$12.25
2014 Panini Contenders - [Base] - Championship Ticket #193.1

Rashad Ross (White Jersey) /99

$20.24
1998 Topps Finest - Stadium Stars #SS20

John Elway

$5.85
1989 Score - [Base] #257

Barry Sanders [PSA 8]

$30.00
1998 Fleer Brilliants - [Base] #120

Peyton Manning

$11.10
2015 Topps Strata - Autographs #SA-LC

Landon Collins /800

$20.55
2014-15 SP Authentic - [Base] #276

Christian Folin /999

$4.99
2016-17 Upper Deck - UD Canvas #C213

Young Guns - Dylan Strome

$12.75
2011-12 Upper Deck Ice Premieres - Multi-Product Insert [Base] #82

Adam Larsson /499

$20.65
2016-17 Upper Deck - [Base] #451

Young Guns - Patrik Laine

$120.25
2016-17 Upper Deck SP Game Used - Draft Day Marks #DDM-JC

Rookies - Jakob Chychrun /35

$11.25
1995 Signature Rookies Draft Day - [Base] - Authentic Signature [Autographed] #48

Ray Jackson /7750

$4.99
2012-13 Panini Crusade - Crusade - Red #79

Julius Erving /99

$15.25
2015-16 Panini National Treasures - Clutch Factor Jersey Autographs #CF-RPS

Robert Parish /49

$18.00
2015-16 Panini Select - Rookie Swatches #5

Karl-Anthony Towns /149

$35.25
2013-14 Panini Prizm - [Base] #290

Giannis Antetokounmpo

$24.57

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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.