• The Safe & Easy Way to Buy & Sell Collectibles

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

Sale - 23% OFF SRP
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Ends: 6d 17h 2m
jimmertime7
Sale - 4% OFF SRP
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Ends: 1d 13h 2m
rarquant
Sale - 79% OFF SRP
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Ends: 0d 5h 2m
Nick2317
Port: 2003-2017
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Ends: 2d 3h 36m
$2,500.00 mgsenny25
Port: 2010-2017
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Ends: 6d 8h 0m
$3,200.00 dogracer11

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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1959 Topps - [Base] #464

Willie Mays [Good to VG‑EX]

$28.25
2016 Topps Strata - Autographs - Blue #SA-LS

Luis Severino /99

$13.20
2002 Topps - 5 Card Stud Relics - Kings of the Clubhouse #5K-RJ

Randy Johnson

$11.95
2011 Topps - [Base] #247.2

Ernie Banks (Legends)

$14.24
2013 Topps Allen & Ginter's - People on Bicycles Minis #POB-BR

Brief Respite

$7.24
1986 Topps - [Base] #161

Jerry Rice [PSA 7]

$136.00
2008 Topps Chrome - [Base] #TC207

Jordy Nelson [PSA 10]

$38.99
2014 Panini Contenders - [Base] #198.1

Orleans Darkwa

$5.00
1968 Topps - [Base] #157

Ray Nitschke [Good to VG‑EX]

$9.75
2015 Panini Immaculate Collection - Immaculate Ink #II-DS

Darren Sproles /99

$12.25
1996-97 Pinnacle - Team Pinnacle #1

Wayne Gretzky, Joe Sakic

$19.24
2015-16 Upper Deck - [Base] #221

Young Guns - Artemi Panarin

$9.25
2016-17 Upper Deck - [Base] #249

Young Guns - William Nylander

$30.25
2007-08 Upper Deck MVP - [Base] #351

Jonathan Toews

$9.99
2007-08 Upper Deck MVP - [Base] #352

Carey Price

$7.99
1995-96 Topps Finest - [Base] - Refractor #190

Grant Hill

$12.25
2014-15 Panini Immaculate Collection - Dual Memorabilia #DM-DN

Dirk Nowitzki /99

$10.25
2012-13 Panini Brilliance - Game Time Jerseys #67

Chris Paul

$13.25
2013-14 Panini Titanium - New Wave Signatures #42

Draymond Green

$30.24
2016-17 Panini Donruss Optic - [Base] - Purple #152

Brandon Ingram

$10.00

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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.