• 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!

15 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

2007 Bowman Draft Picks & Prospects - Chrome Draft Picks #BDPP140

Travis d'Arnaud

1989 Upper Deck - [Base] #1

Ken Griffey Jr.

2017 Topps Chrome - [Base] - Refractor #100.1

Base - Andrew Benintendi

2016 Bowman Chrome - Prospects Autographs #CPA-BM

Billy McKinney

1957 Topps - [Base] #304

Joe Cunningham

2001 Fleer Tradition - [Base] #325

Pat Tillman

2014 Panini Contenders - [Base] #203.2

Allen Robinson (posing)

1997 Topps 7-Eleven Promotion - [Base] #2

Barry Sanders

2014 Upper Deck Exquisite Collection - Signatures #ES-BW

Brian Westbrook /99

2001 Pacific Impressions - Triple Threads #5

Tim Biakabutuka, Brad Hoover, Muhsin Muhammad

2016-17 SPx - Rookies - Blue Autograph [Autographed] #R-ZW

Zach Werenski /165

2016-17 SPx - [Base] - Red Material [Memorabilia] #75

Shadow Box Rookies - Auston Matthews /149

2016-17 SPx - Rookies - Red Jersey [Memorabilia] #R-PL

Patrik Laine /235

2016-17 SP Authentic - Upper Deck Update #525

Young Guns - Jake Guentzel

2014-15 O-Pee-Chee Platinum - [Base] - White Ice #159

Leon Draisaitl /199

1991-92 NBA Hoops - Prototypes #003

Magic Johnson

2007-08 Upper Deck - Game Jersey #GJ-AI

Allen Iverson

2006-07 Topps Finest - [Base] #101

Greg Oden /539

2016-17 Panini Prizm - [Base] - Silver Prizm #255

Domantas Sabonis

1986-87 Fleer - Stickers #11

Dominique Wilkins

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.