• 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.

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Flat Rate Shipping

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

14 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!

Sell Cards

The Safe and Easy Way to Buy and Sell Cards Online

Shop Recently Added

1982 Donruss - [Base] #405

Cal Ripken Jr.

1999 Upper Deck - Game Jersey Series 1 #AB-H

Adrian Beltre

2012 Bowman Draft Picks & Prospects - Chrome Draft Picks Certified Autographs #BCA-BJ

Brian Johnson

2017 Topps Baseball Continuity Program Chrome 1987 Design Refractor - [Base] #87-AB

Andrew Benintendi

2016 Bowman Draft - Chrome Draft Pick Autographs - Refractor #CDA-GL

Gavin Lux /499

1997 SP Authentic - Profiles - Die-Cut #P-24

Barry Sanders

2014 Topps Strata - Clear Cut Autograph Rookie Relics #CCAR-DFA

David Fales

2013 Topps Platinum - Autograph Rookie Refractor Patch #ARP-LJ

Landry Jones /484

2014 Topps Prime - Rookie Variations Autographs #145

Jarvis Landry

1989 Score - [Base] #257

Barry Sanders [PSA 8]

2015-16 Upper Deck - Day with the Cup #DC23

Andrew Shaw

2016-17 Upper Deck - Parkhurst Rookies Previews #PR-10

Auston Matthews

2015-16 Upper Deck - Parkhurst Rookies #PR-4

Dylan Larkin

2016-17 Upper Deck - [Base] #451

Young Guns - Patrik Laine

2011-12 Upper Deck Ice Premieres - Multi-Product Insert [Base] #93

Andrew Shaw /499

2012-13 Panini Crusade - Quest Memorabilia #63

Draymond Green

1998-99 Topps Stadium Club - Royal Court #RC9

Michael Jordan

2000-01 SP Game Floor Edition - Authentic Floor #SO

Shaquille O'Neal

2000-01 SP Game Floor Edition - Authentic Fabric/Floor Combos #TM-C

Tracy McGrady

2015-16 Panini Court Kings - [Base] #134

Rookies II - Karl-Anthony Towns

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.