• The Safe & Easy Way to Buy & Sell Collectibles

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

Sale - 14% OFF SRP
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Ends: 1d 10h 20m
boxbuster777
Sale - 37% OFF SRP
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Ends: 2d 5h 20m
cdebeni
Sale - 75% OFF SRP
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Ends: 0d 13h 20m
skiandi02
Sale - 58% OFF SRP
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Ends: 9d 7h 20m
mojo2005
Port: 2015-2016
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Ends: 5d 13h 37m
buymore

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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1996 Leaf Limited - Lumberjacks #10

Mark McGwire /5000

$5.25
2011 Bowman - Chrome Prospects Autograph #BCP110

Jonathan Villar

$11.25
1967 Topps - [Base] #1

The Champs (Frank Robinson, Hank Bauer, Brooks Robinson)

$5.50
2013 Topps Five Star - Silver Signatures #FSSS-DF

David Freese /65

$9.88
2003 Upper Deck Yankees Signature Series - Pride of New York Autographs - [Autographed] #PN-BV

Bill Virdon

$6.75
2014 Panini Black Gold - Team Symbols #TS-50

Cordarrelle Patterson /149

$5.45
2008 Upper Deck Masterpieces - Stroke of Genius - Black Framed #SOG69

Matt Forte'

$12.25
2015 Panini Contenders Draft Picks - [Base] #198

Nelson Agholor

$8.75
2016 Panini Classics - [Base] #268

Rookies - Carson Wentz

$5.25
2012 Elite - [Base] - Turn of the Century Rookie Signatures [Autographed] #159

Ladarius Green /399

$3.25
1999-00 Upper Deck Ovation - Center Stage #CS26

Gordie Howe

$9.75
2014-15 Upper Deck Ultimate Collection - [Base] #110

Autographed Rookies - Shayne Gostisbehere /299

$99.25
2008-09 SP Authentic - [Base] #244

Drew Doughty /999

$80.25
2016-17 Upper Deck MVP - Rookie Redemption #RR1

Atlantic Division

$99.00
2001-02 In the Game Be A Player Signature Series - [Base] - Autograph [Autographed] #047

Shane Doan

$6.65
1974-75 Topps - [Base] #10

Pete Maravich [Good to VG‑EX]

$10.00
1984-85 Star - [Base] #210

Andrew Toney

$8.88
2015-16 Panini Revolution - Rookie Autographs #12

Delon Wright

$12.25
1994-95 Upper Deck - Special Edition - Gold #SE109

Jason Kidd

$8.99
2015-16 Panini NBA Hoops - Rookie Remembrance #RR-GA

Giannis Antetokounmpo

$18.25

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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.