• 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

2011 Topps Update Series - [Base] #US175

Mike Trout [BGS 9.5]

2016 Bowman Chrome - Prospects Autographs #BCAP-JA

Jonah Arenado

1961 Topps - [Base] #429

Al Kaline [Good to VG‑EX]

2016 Bowman - Chrome Prospect Autographs #CPA-DA

Domingo Acevedo

2015 Topps Update Series - All-Star Stitches #STIT-AJ

Adam Jones

2016 Panini Prizm - Rookie Introductions - Prizm #22

Dak Prescott

1999 Upper Deck Century Legends - Epic Signatures #JY

Jack Youngblood

2014 Panini Select - MVP Selections #2

Peyton Manning

2015 Panini Contenders Draft Picks - [Base] #198

Nelson Agholor

1984 Topps - [Base] #63

John Elway

2015-16 Upper Deck - Parkhurst Rookies #PR-1

Connor McDavid

1993-94 Topps Stadium Club - Prize Master Photo #8

Wayne Gretzky

2005-Present BOSSA Autographs - [Base] - [Autographed] #HEF

Paul Henderson, Phil Esposito, Grant Fuhr

2015-16 SP Game-Used - Draft Day Marks #DDM-SK

Rookies - Slater Koekkoek /35

2015-16 Upper Deck Contours - Rookie Resume Gold Rainbow Autographs #RR-29

Juuse Saros

2015-16 Panini Excalibur - Crusade - Blue #11

Devin Booker /199

2012-13 Panini Past & Present - Elusive Ink #26

Spud Webb

2015-16 Panini Prizm - [Base] #328

Rookies - Karl-Anthony Towns

2012-13 Panini Intrigue - Immortalized Autographs #19

Mark Price /249

2011-12 SP Authentic - Home Court Signatures #HC-LO

Brook Lopez

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.