• The Safe & Easy Way to Buy & Sell Collectibles

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

Sale - 30% OFF SRP
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Ends: 3d 0h 10m
Drugmon
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rarquant
Sale - 39% OFF SRP
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limitedbaseballcards
Sale - 83% OFF SRP
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skiandi02
Sale - 36% OFF SRP
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Ends: 5d 23h 10m
massmediakid

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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2013 Topps - Manufactured Commemorative Patch #CP-30

Miguel Cabrera

$19.99
2016 Bowman Draft - Chrome Draft Pick Autographs #CDA-DP

Delvin Perez

$60.25
2017 Topps Archives - 1960 Rookie Stars #RS-9

Aaron Judge

$27.00
1995 Select Certified Edition - [Base] - Gold Mirror #107

Chipper Jones

$13.25
2017 Topps Archives - 1960 Rookie Stars #RS-9

Aaron Judge

$25.00
2013 Topps Inception - [Base] #126

Jordan Reed

$10.23
2013 Fleer Retro - Ultra Touchdown Royalty #TK-2

Barry Sanders

$7.23
2010 Classics - [Base] - Significant Signatures Gold [Autographed] #123

Colt McCoy /249

$7.75
2016 Panini Rookies & Stars - [Base] #221

Rookies Two Star - Robert Kelley

$12.99
2015 Topps High Tek - Autographs - Pattern 1 Grass/Waves #79

Kevin White

$22.69
2012-13 Upper Deck - Silver Skates #SS33

Wayne Gretzky

$15.25
1994-95 Leaf Limited - [Base] - Gold #1

Mario Lemieux /2500

$15.25
2016-17 Upper Deck MVP - [Base] - Green #300

Connor McDavid

$14.00
2016-17 SPx - [Base] #69

Shadow Box Rookies - Jimmy Vesey /249

$8.25
2012-13 Panini Classics Signatures - [Base] - Autographs [Autographed] #156

Milt Schmidt

$17.69
1988-89 Fleer Super Star Sticker - [Base] #7

Michael Jordan

$12.00
1997-98 Metal Universe - [Base] #23

Michael Jordan

$9.25
2013-14 Panini Signatures - Film #109

Dirk Nowitzki /35

$10.24
1971-72 Topps - [Base] #1

Oscar Robertson

$19.50
2015-16 Panini Revolution - [Base] - Sunburst #36

Russell Westbrook /75

$8.25

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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.