• 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!

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

1996 Leaf Signature Series - Autographs - Bronze #STHO

Steve Howe

1983 Fleer - [Base] #507

Ryne Sandberg [PSA 8]

2011 Bowman Draft Picks & Prospects - Chrome USA 16U National Team Autograph - Refractor #AA-JD

Joe DeMers /199

1994 Leaf - Gold Leaf Stars #8

Greg Maddux /10000

2013 Bowman Draft Picks & Prospects - Chrome Prospect Autographs #BCA-JC

J.P. Crawford [BGS 9.5]

1989 Score - [Base] #257

Barry Sanders [PSA 8]

2013 SP Authentic - [Base] #166

Rookie Patch Autographs - Zach Ertz /650

2015 Topps Valor - Shield of Honor Autograph Patches #SHA-TL

Tyler Lockett /800

2015 Panini Prizm - [Base] #201.2

Rookies - Amari Cooper (Posed, No Helmet)

1989 Pro Set - [Base] #494

Barry Sanders [PSA 9]

2014-15 SP Authentic - Upper Deck Update #515

Devan Dubnyk

2016-17 Upper Deck - [Base] #214

Young Guns - Ivan Provorov

1974-75 Topps - [Base] #130

1973-74 NHL East All-Star (Bobby Orr)

2011-12 Upper Deck - [Base] #248

Mark Scheifele

2015-16 Upper Deck Fleer Showcase - [Base] #166

Hot Prospects Auto Patch - Slater Koekkoek /499

2003-04 Bazooka - [Base] - Gold #276

Lebron James

1989-90 Fleer - [Base] #21

Michael Jordan [PSA 9]

2008-09 Upper Deck - Starquest - Gold Ultra Rare #SQ-5

Kobe Bryant

2015-16 Panini Select - Rookie Swatches - Purple Prizms #20

Devin Booker /99

2009-10 Upper Deck - Dual Game Materials #DG-AB

Ray Allen, Larry Bird

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.