• The Safe & Easy Way to Buy & Sell Collectibles

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

Sale - 46% OFF SRP
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Ends: 2d 20h 57m
otcards
Port: 2010-2017
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Ends: 4d 14h 50m
$5,999.95 kevindraper
Sale - 62% OFF SRP
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Ends: 9d 6h 57m
mojo2005
Sale - 29% OFF SRP
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Ends: 0d 15h 57m
Fiber1
Sale - 25% OFF SRP
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Ends: 4d 17h 57m
ronbev765

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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2016 Topps Now - Topps Online Exclusive [Base] #9

Trevor Story /1298

$6.75
2014 Bowman Inception - Prospect Autographs #PA-AME

Austin Meadows

$19.99
1993 Donruss - The Elite Series #24

Don Mattingly /10000

$15.18
2013 Topps Archives - Fan Favorites Autographs - [Autographed] #FFA-LM

Lee May

$25.24
1958 Topps - [Base] #418

World Series Batting Foes (Mickey Mantle, Hank Aaron) [Poor to Fair]

$110.45
2014 Topps Museum Collection - Jumbo Relics #MJR-SW

Sammy Watkins /115

$3.20
1995 Collector's Edge - [Base] - Black Label 22K Gold #56

Emmitt Smith

$14.00
2012 Panini Contenders - [Base] #223

Rookie Ticket RPS - Dwayne Allen

$8.00
2016 Panini Origins - [Base] #124

Rookie Autographs - Malcolm Mitchell

$15.24
2015 Topps Finest - Atomic Refractor Rookie Die-Cuts - Gold Refractor #ARDC-AC

Amari Cooper /199

$14.25
2016-17 Upper Deck - [Base] #201

Young Guns - Auston Matthews

$225.00
2016-17 O-Pee-Chee Platinum - [Base] - Rainbow Color Wheel #178

Lawson Crouse

$4.00
2008-09 O-Pee-Chee - [Base] - Retro #795

Steven Stamkos

$20.00
2010-11 Upper Deck - [Base] #219

Taylor Hall

$79.25
1997-98 Pinnacle Zenith - [Base] #95

Vincent Lecavalier

$10.25
1996-97 Topps - [Base] #138

Kobe Bryant [PSA 9]

$17.80
2009-10 Panini Threads - Team Threads - Away #7

Lebron James

$49.99
2008-09 Topps Chrome - [Base] - X-Fractor #3

Allen Iverson /288

$17.49
1995-96 SP Championship Series - Champions of the Court #C30

Michael Jordan

$20.43
2013-14 Panini Prizm - Autographs #36

Dennis Schroder

$15.75

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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.