• The Safe & Easy Way to Buy & Sell Collectibles

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

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

$3.00 Flat Rate Shipping

Buy now, ship later! Purchase over time from many sellers & ship once for $3.00!

11 Million Cards Under One Roof

We house millions of sports cards from thousands of sellers and provide industry renowned customer service!

No Stock Images

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!

Sell Cards

The Safe and Easy Way to Buy and Sell Cards Online

Shop Recently Added

1971 Kellogg's 3-D Super Stars #57

Dick Allen

2000 Topps Chrome Traded & Rookies Factory Set [Base] #T88

Adam Wainwright

2000 APBA Super Stars #DEJE

Derek Jeter

2010 Topps Update Series Chrome Refractor RC Box Loader #CHR61

Giancarlo Stanton

2008 SAGE Aspire School Pride #SP-1

Marcus Howard

1981 Topps #216

Joe Montana

1970 Topps #90

O.J. Simpson

1976 Crane Potato Chips Discs #TEBR

Terry Bradshaw

2014 Panini Black Gold Sizeable Signatures Rookie Jerseys #SR-TM

Tre Mason /199

2013-14 Score Gold #647

Vladimir Tarasenko

1987-88 O-Pee-Chee #42

Luc Robitaille

2013-14 Ultimate Collection Ultimate Jerseys #UJ-CK

Chris Kreider

1980-81 Topps #3

Wayne Gretzky

2005-06 Upper Deck MVP Rookie Breakthrough #RB1

Sidney Crosby

2013-14 Panini Spectra Rookie Jersey Autographs #115

Rudy Gobert

2008-09 Topps Chrome Retail Orange Refractor #209

DeAndre Jordan /499

1983 Star NBA All-Star Game #18

Magic Johnson

2011-12 Past & Present Elusive Ink #SKE

Steve Kerr

2009-10 SP Game Used Fabric Foursomes #F4-MBMS

Tracy McGrady, Yao Ming, Shane Battier, Luis Scola /199

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.