• The Safe & Easy Way to Buy & Sell Collectibles

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

Sale - 54% OFF SRP
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Ends: 0d 2h 21m
coachrus
Sale - 35% OFF SRP
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Ends: 2d 15h 21m
bioxi
Sale - 33% OFF SRP
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Ends: 0d 0h 21m
Truesdale6
Port: 1975-2017
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Ends: 6d 22h 14m
$1,250.00 barnballer69
Sale - 29% OFF SRP
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Ends: 0d 20h 21m
Bryanjs14

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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1997 Fleer Ultra - Fame Game #7

Derek Jeter [PSA 10]

$28.30
2005 Topps Pristine Legends - Valuable Performance Relics #VP-DBM

Don Mattingly

$12.75
2015 Bowman Chrome - Prospects Autographs #BCAP-BP

Brett Phillips

$25.25
2016 Topps Archives - Fan Favorites Autographs #FFA-RM

1971 Design - Rick Monday

$19.25
2015 Bowman Chrome - Prospects Autographs #BCAP-BH

Brent Honeywell

$51.00
2007 Bowman Sterling - Rookie Relic Autographs #BSRRA-PW

Patrick Willis

$25.25
2016 Panini Prizm Collegiate Draft Picks - Helmet Die-Cuts #45

Ezekiel Elliott

$10.00
2014 Bowman Chrome - Rookie Refractor Autographs #RCRA-RR

Richard Rodgers

$3.99
2006 Bowman - Signs of the Future #SF-LW

Leon Washington

$18.25
2016 Panini Spectra - Signatures #S-HCM

Harold Carmichael /99

$13.25
2008-09 SPx - Winning Materials #WM-CC

Bobby Clarke

$7.93
2016-17 O-Pee-Chee Platinum - [Base] - Red Prism #151

Auston Matthews /199

$50.25
2012-13 Panini Classics Signatures - [Base] - Autographs [Autographed] #82

Darren Pang

$12.25
2014-15 Upper Deck - [Base] #206

Sam Reinhart

$17.25
2016-17 SPx - [Base] - Red Material [Memorabilia] #69

Shadow Box Rookies - Jimmy Vesey /149

$4.35
2003-04 Topps Pristine - Pristine Gems #GEM-TD

Tim Duncan

$9.99
2014-15 Panini Prizm - [Base] - Green Prizms #262

Zach LaVine

$35.00
2005-06 Topps Finest - Finest Fact #FF23

Lebron James /1899

$11.10
1996-97 SPx - Michael Jordan Record Breaker #R1.1

Michael Jordan (Base)

$16.24
2016-17 Panini Complete - Home #10

Stephen Curry

$9.99

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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.