• 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: 2d 2h 50m
actis1
Sale - 19% OFF SRP
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Ends: 0d 4h 50m
boxbuster777
Sale - 69% OFF SRP
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Ends: 4d 4h 50m
scottnbridg
Sale - 60% OFF SRP
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Ends: 2d 17h 50m
mojo2005
Port: 1970-2016
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Ends: 0d 6h 46m
$444.00 barnballer69

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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1961 Topps - [Base] #460

Gil Hodges

$12.24
1960 Topps - [Base] #522

Ken Hunt

$11.99
2010 Topps Heritage - [Base] #474

Alex Rodriguez

$4.00
2014 Panini Immaculate Collection - Rookie Inscriptions - Gold #139

Distributed in 2015 Immaculate - Jonathan Schoop /99

$10.25
2015 Topps Heritage - A Legend Begins #NR-2

Nolan Ryan

$12.75
2000 Topps - [Base] - Topps Collection #383

Brian Urlacher

$13.99
1989 Score Supplemental - [Base] #384S

Bo Jackson [PSA 9]

$8.49
2010 Playoff Contenders - [Base] #142

James Starks

$4.25
1996 Select Certified Edition - Gold Team #5

Troy Aikman

$11.10
2001 Fleer Tradition - [Base] #325

Pat Tillman

$20.25
2016-17 Upper Deck SP Game Used - [Base] - Gold Material [Memorabilia] #130

Authentic Rookies - Mitch Marner /399

$15.25
2016-17 Upper Deck - [Base] #451

Young Guns - Patrik Laine

$80.25
2015-16 Upper Deck - Code to Greatness #CTG-0

Achievement - Connor McDavid

$25.24
2015-16 Upper Deck - UD Canvas #C112

Young Guns - Dylan Larkin

$19.99
2014-15 Upper Deck Ultimate Collection - [Base] #59

Memorabilia - John Tavares /99

$9.99
2016-17 Panini Prizm - [Base] - Silver Prizm #255

Domantas Sabonis

$7.94
1991-92 Panini Album Stickers - [Base] #116

Michael Jordan

$20.25
2015-16 Panini NBA Hoops - Dreams #8

Kristaps Porzingis

$4.50
2015-16 Panini Select - [Base] - Blue Prizms #7

Concourse - Kobe Bryant /249

$6.95
2003-04 Upper Deck - Air Academy #AA3

Lebron James

$14.94

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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.