• 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

Flat Rate Shipping

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

13 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

1999 Topps Chrome - All-Etch - Refractor #AE3

Ken Griffey Jr.

1963 Topps - [Base] #472

Lou Brock [Good to VG‑EX]

2012 Panini Cooperstown - Voices of Summer #9

Vin Scully

2014 Bowman Draft Picks & Prospects - Chrome Draft Pick Autographs #BCA-MCH

Matt Chapman

2008 SP Authentic - By the Letter Autographs #BL-BP.1

Brandon Phillips /75

1968 Topps - [Base] #107

Fred Cox

2004 Upper Deck - [Base] #214

Sean Taylor

1999 Upper Deck Powerdeck - Inserts #JOEL

John Elway

2016 Upper Deck USA Football - [Base] - Flag Wave #34

USA U19 - Bailey McElwain

2015-16 Upper Deck Ultimate Collection - Materials Achievements #MA-BH

Brett Hull /99

2013-14 Panini Rookie Anthology - Score Update #686

Nathan MacKinnon

1997-98 Upper Deck Collector's Choice - [Base] #282

National Heroes - Geraldine Heaney

2015-16 Upper Deck Star Rookies - Box Set [Base] #1

Connor McDavid

2014-15 NBA Hoops - Hot Signatures #76

Doug McDermott

2003-04 Topps Chrome - [Base] #115

Dwyane Wade

2012-13 Panini Brilliance - Spellbound #65

Jeremy Lin

2014-15 Panini Select - [Base] - Blue Prizm #99

Concourse - Jabari Parker /249

2013-14 Panini Prizm - [Base] #290

Giannis Antetokounmpo [PSA 10]

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.