• The Safe & Easy Way to Buy & Sell Collectibles

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

Sale - 31% OFF SRP
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clearshot
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boxbuster777
Sale - 56% OFF SRP
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TysonKSK
Sale - 62% OFF SRP
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dahabsfan
Sale - 57% OFF SRP
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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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2000 Skybox - Genuine Coverage #CARI

Cal Ripken Jr.

$23.25
2015 Topps Finest - Autographs - Blue Refractor #FA-KG

Kendall Graveman /150

$5.00
2014 Topps Chrome - Rookie Autographs #AS

Aaron Sanchez

$14.99
2010 Topps - [Base] #354.2

Johnny Mize (Legend)

$18.25
2009 Topps Heritage - Chrome - Refractor #CHR171

Rick Porcello /560

$9.00
2016 Panini Prizm - Rookie Autograph - Blue Wave Prizm #RA-MML

Malcolm Mitchell /149

$15.25
2006 Upper Deck Arena Football - AFL Fabrics #FA-AG

Aaron Garcia

$5.25
2015 Panini Immaculate Collection - Immaculate Numbers Memorabilia #153

Rookie Patch Autographs - Devin Smith /84

$19.00
2010 Topps Finest - Rookie Patch Autographs #7

C.J. Spiller /150

$20.25
1995 Signature Rookies - [Base] - Signatures [Autographed] #11

Derrick Brooks /7750

$12.99
2015-16 Upper Deck Ultimate Collection - [Base] #87

Autographed Ultimate Rookies - Tier 1 - Brady Skjei /299

$15.25
2016-17 Upper Deck - UD Canvas #C211

Young Guns - Auston Matthews

$250.25
2013-14 Totally Certified - Rookie Autograph Jerseys #156

Danny DeKeyser

$19.99
2016-17 Upper Deck SP Game Used - Rookie Relics Blends #RRB-WN

William Nylander /199

$18.25
2015-16 Upper Deck - [Base] #451

Young Guns - Jack Eichel

$59.25
1994-95 SP - Promotional Sample #23

Michael Jordan

$13.25
2008-09 Topps T-51 Murad - [Base] - Mini #203

Lebron James

$7.74
2014-15 Panini Paramount - Penmanship Rookies #PR-JN

Jusuf Nurkic /99

$19.99
1961-62 Fleer - [Base] #37

Guy Rodgers

$30.25
2010-11 Panini Classics - Classic Membership Materials #16

Kevin Love /499

$9.25

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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.