• 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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Ends: 0d 8h 19m
Stryk
Sale - 74% OFF SRP
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Ends: 0d 1h 20m
dave1981
Sale - 64% OFF SRP
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Ends: 2d 7h 19m
jordanbrown2335
Sale - 70% OFF SRP
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Ends: 3d 7h 19m
LORDSTANLEY2012
Sale - 66% OFF SRP
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Ends: 0d 10h 18m
trespico87

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 Bowman Inception - Prospect Autographs #PA-JB

Jose Berrios

$10.25
1959 Topps - [Base] #430

Whitey Ford [Good to VG‑EX]

$20.25
1996 Leaf Signature Series - Autographs - Bronze #SCBR

Scott Brosius

$5.25
2000 SPx - Winning Materials Update #DJ-AR

Derek Jeter, Alex Rodriguez

$20.25
2013 Bowman Sterling - Rookie Certified Autographs #BSAR-DB

Dylan Bundy

$8.25
2008 Playoff National Treasures - [Base] #102

Jonathan Stewart /99

$30.25
2016 Panini Clear Vision - [Base] #158

Rookies Level 2 - Derrick Henry /399

$8.25
2011 Certified - [Base] - Mirror Red Signatures [Autographed] #155

Aldon Smith /250

$5.65
2010 Topps Unrivaled - Autograph Patch Relics #UAP-JS

James Starks /249

$11.00
2011 Playoff Contenders - [Base] #231.1

DeMarco Murray (Base)

$33.05
2016-17 Upper Deck SP Game Used - [Base] - Gold Material [Memorabilia] #50

Connor McDavid

$30.24
2016-17 Upper Deck - UD Game Jersey #GJ-HS

Henrik Sedin

$20.00
2015-16 Upper Deck Ultimate Collection - [Base] - Silver Jersey [Memorabilia] #61

Ultimate Rookies - Frank Vatrano /149

$7.25
2016-17 Upper Deck - A Piece of History 1000 Point Club #PC-PE

Patrik Elias

$5.00
2014-15 Upper Deck - Shining Stars - Royal Blue #SS-8

Jacob Trouba

$4.99
2015-16 Panini Complete - [Base] #303

Karl-Anthony Towns

$3.25
1995-96 Topps Finest - Mystery Finest - Borderless/Silver #M 7

Latrell Sprewell

$2.95
2016-17 Panini Contenders Draft Picks - [Base] #125.1

College Ticket - Caris LeVert

$13.99
2014-15 Panini Spectra - [Base] - Rookie Jersey Autographs Prizm [Autographed] [Memorabilia] #109

Doug McDermott

$10.20
2015-16 Panini Spectra - [Base] #111

Rookie Jerseys Autograph Prizms - Frank Kaminsky

$11.00

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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.