• The Safe & Easy Way to Buy & Sell Collectibles

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

Sale - 18% OFF SRP
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Ends: 0d 9h 55m
user12345
Sale - 23% OFF SRP
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Ends: 7d 4h 55m
jimmertime7
Sale - 55% OFF SRP
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Ends: 0d 11h 55m
thepackripper
Port: 2007-2016
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Ends: 1d 8h 20m
$1,500.00 rambel
Sale - 45% OFF SRP
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Ends: 0d 13h 55m
sportscardstreasures

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.

Buy Cards

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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2003 Topps Pristine - [Base] #97

Bo Jackson

$12.25
2017 Bowman - Chrome Rookie Autographs #CRA-TA

Tyler Austin

$8.25
1971 Topps - [Base] #559

Terry Cox, Bill Gogolewski, Gary Jones

$11.63
1997 Bowman Chrome - [Base] #182

Adrian Beltre

$50.00
2014 Topps Update Series - World Series Champions Manufactured Rings #WSR-MR

Mariano Rivera

$18.45
2016 Donruss Optic - [Base] #162

Rated Rookies - Dak Prescott

$10.00
2013 Panini National Convention - Super Bowl XLVI Pylon Relics #2

Ahmad Bradshaw

$20.25
1963 Topps - [Base] #44

Dave Jones [Good to VG‑EX]

$17.00
2014 Panini National Treasures - [Base] #204

Rookie Signatures - Jerick McKinnon /99

$6.75
1957 Topps - [Base] #22

Norm Van Brocklin

$6.75
2016-17 Upper Deck SP Game Used - 2016 All-Star Skills Fabrics Quads #AS4-CAPT

Patrick Kane, John Tavares, John Scott, Jaromir Jagr

$16.25
2015-16 Upper Deck - UD Canvas #C266

Program of Excellence - Zachary Fucale

$6.25
2005-06 SP Authentic - [Base] #216

Andrew Ladd /999

$14.99
2016-17 Upper Deck - [Base] - Exclusives #227

Young Guns - Pavel Buchnevich /100

$100.25
2016-17 Upper Deck SP Game Used - Draft Day Marks #DDM-OB

Rookies - Oliver Bjorkstrand /35

$20.25
2013-14 Panini Select - Clutch - Purple Prizms #7

Kevin Durant /99

$13.24
1975-76 Topps - [Base] #300

Julius Erving

$12.95
2011-12 SP Authentic - Home Court Signatures #HC-SM

Kenny Smith

$12.25
2012-13 Elite - Elite Series Rookie Inserts #1

Kyrie Irving

$4.30
2012-13 Fleer Retro - 1996-97 Flair Showcase Legacy Row 1 #96FL-32

Larry Bird /150

$12.75

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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.