• The Safe & Easy Way to Buy & Sell Collectibles

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

Sale - 8% OFF SRP
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Ends: 3d 0h 1m
rarquant
Port: 1981-2017
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Ends: 6d 14h 2m
$40,000.00 babybombers
Sale - 63% OFF SRP
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Ends: 2d 23h 1m
vintagegold
Port: 1981-2016 Basketba…
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Ends: 5d 9h 1m
$700.00 Robert924
Sale - 62% OFF SRP
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Ends: 0d 4h 1m
clearshot

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.

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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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1968 Topps - [Base] #240

Al Kaline [Good to VG‑EX]

$14.00
2016 Bowman Draft - [Base] - Gold Border #BD-161

Top Prospects - Francisco Mejia /50

$25.25
1954 Bowman - [Base] #220

Hobie Landrith

$5.00
2011 Bowman Draft Picks & Prospects - Chrome Prospects Autograph #BCAP-AB

Archie Bradley

$9.00
2012 Bowman Draft Picks & Prospects - Chrome Draft Picks - Gold Refractors #BDPP38

Jacob Thompson /50

$9.10
2015 Topps Chrome - [Base] #120.2

Rookies - Jay Ajayi (Both hands visible)

$65.00
2015 Panini Contenders - [Base] #132.1

Rookie Ticket - Danielle Hunter (Base)

$13.75
1979 Topps - [Base] #400

Roger Staubach

$10.25
1962 Topps - [Base] #92

Hugh McElhenny

$20.25
2015 Panini Prestige - [Base] - Rookies Signatures [Autographed] #287

T.J. Yeldon

$20.25
2015-16 Upper Deck Champs - Famous Foods #FF-7

Lobster Rolls - Boston

$1.25
2006-07 Upper Deck Trilogy - Frozen in Time #FT9

Jean Beliveau /999

$9.99
2016-17 Upper Deck - UD Canvas #C226

Young Guns - Zach Werenski

$8.04
2015-16 O-Pee-Chee Platinum - Marquee Rookies #M1

Connor McDavid

$18.25
2003-04 Upper Deck Black Diamond - [Base] #150

Brent Burns

$40.05
2013-14 Panini Prizm - [Base] #290

Giannis Antetokounmpo [PSA 10]

$90.55
2014-15 Upper Deck Lettermen - Rookie Premier Lettermen Autographs #RL-KA

Kyle Anderson /50

$20.00
1988-89 Fleer - [Base] #120

Michael Jordan

$13.24
2014-15 Panini National Treasures - NBA Material #NBA-JS

John Stockton /99

$7.20
2001-02 Upper Deck Sweet Shot - Signature Shots #JM-S

Jamal Mashburn

$8.24

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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.