• The Safe & Easy Way to Buy & Sell Collectibles

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

Sale - 70% OFF SRP
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tnccardz7282
Sale - 51% OFF SRP
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americasportscards
Sale - 48% OFF SRP
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HawkDynasty
Sale - 54% OFF SRP
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ppsports
Sale - 71% OFF SRP
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THE700LEVEL

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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Shop Recently Added

2013 Topps Tribute WBC - Autographs #WTA-SP

Salvador Perez

$20.20
2010 Bowman Platinum - Autographed Relic Refractor #PAR-RC

Robinson Cano /740

$32.49
2017 Topps Heritage - [Base] #444.1

High Number SP - Gary Sanchez (Base)

$8.89
1953 Topps - [Base] #70

Ed Yuhas

$8.00
2017 Topps Gypsy Queen - [Base] #168.1

Aaron Judge

$20.25
2015 Topps Inception - Autographed Jumbo Patches - Green #AJP-BPE

Breshad Perriman /125

$7.49
2010 SP Authentic - [Base] #73

Peyton Manning

$9.25
2016 Panini Impeccable - [Base] #140

Rookie Autographs - Jarran Reed /99

$17.75
1998 Topps Gold Label - [Base] - Class 2 #20

Peyton Manning

$20.03
1972 Topps - [Base] #150

Terry Bradshaw [Poor to Fair]

$16.25
2016-17 SPx - Rookies - Blue Autograph [Autographed] #R-IP

Ivan Provorov /165

$8.50
2015-16 Upper Deck Ultimate Collection - [Base] #20

Short Printed - Mark Messier /99

$9.45
1996-97 SPx - [Base] - Gold #39

Wayne Gretzky

$9.50
1971-72 Topps - [Base] #100

Bobby Orr [Good to VG‑EX]

$27.59
2016-17 SPx - [Base] #53

Shadow Box Rookies - Anthony Mantha /249

$15.25
1961-62 Fleer - [Base] #15

Si Green

$20.25
2008-09 Topps Treasury - Rookie Refractor Autographs #127

Eric Gordon

$18.00
2012-13 Panini Past & Present - [Base] - Signatures [Autographed] #217

Jimmer Fredette

$4.75
2012-13 Panini Brilliance - Game Time Jerseys #67

Chris Paul

$13.25
1972-73 Topps - [Base] #263

Artis Gilmore, Julius Erving, Mel Daniels

$11.25

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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.