• 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

1957 Topps - [Base] #138

Minnie Minoso [Good to VG‑EX]

2014 Topps Stadium Club - [Base] #140

Mookie Betts

1970 Topps - [Base] #595

Maury Wills [Good to VG‑EX]

1953 Bowman Color - [Base] #20

Don Lenhardt [Good to VG‑EX]

1996 Leaf Preferred - Steel - Gold #6

Barry Bonds

2016 Panini Classics - [Base] - Short Prints #268

Carson Wentz

2016 Score - Rookie Helmets #6

Devontae Booker

1991 Topps Stadium Club - [Base] #94

Brett Favre [BGS 9]

1994 Topps Stadium Club - [Base] - 1st Day Issue #604

Brett Favre

2015 Panini National Treasures - Rookie Material Signatures RPS #RMSR-PD

Phillip Dorsett /99

2016-17 Upper Deck - UD Canvas #C236

Young Guns - Thatcher Demko

2016-17 Upper Deck - [Base] #201

Young Guns - Auston Matthews

2005-06 SP Authentic - [Base] #150

Peter Budaj /999

2016-17 Upper Deck - [Base] #249

Young Guns - William Nylander [BGS 9.5]

2001-02 SP Authentic - Notable Numbers #NN-SY

Steve Yzerman /1614

1996-97 EX2000 - [Base] #30

Kobe Bryant

2015-16 Panini NBA Hoops - Team Leaders - Artist Proof Holo #1

Andrew Wiggins /99

2013-14 Panini Titanium - Draft Day Autographs #20

Steven Adams

1998-99 Topps Stadium Club - Triumvirate - Luminous #T2a

Kobe Bryant

2015-16 Panini Prestige - NBA Materials #NBM-LB

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.