• 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 Topps #400

Hank Aaron

2008 Bowman Chrome Prospects #BCP124

Jarrod Parker

2014 Topps Finest 1996 Topps Sterling Design Refractor #TS-JA

Jose Abreu

2011 Topps Pro Debut #62

Joc Pederson

2013 Topps Heritage #430.2

Mike Trout (Action Photo)

2014 Topps Prime Level 5 Autographed Relic #PV-AW

Andre Williams

2001 Topps #328

Drew Brees

2012 Topps NFL Captain's Patch #NCP-WM

Willis McGahee

2011 Topps Chrome Retail Purple Refractor #122

Ryan Mallett /499

2011-12 Upper Deck The Cup #5

Bobby Orr /249

1994-95 Fleer Ultra All-Rookie #2

Martin Brodeur

2014-15 Upper Deck Portraits #P-53

Johnny Gaudreau

1970-71 O-Pee-Chee #167

Murray Oliver

2005-06 Upper Deck Power Play #143

Alex Ovechkin

2012-13 Panini Prizm Autographs #68

John Henson

1996-97 Skybox Premium Autographics Black Ink [Autographed] #BIWE

Bill Wennington

1995-96 SP Premium Collection Holoview #5

Michael Jordan

1989-90 7-Eleven UNLV Runnin' Rebels #LAJO

Larry Johnson

2001-02 Topps Chrome Refractor #3

Allen Iverson

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.