• 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

1959 Topps - [Base] #547

Jim Baxes [Good to VG‑EX]

1997 Leaf - 22 Karat Gold Leaf Stars #22

Mark McGwire /2500

2008 SP Authentic - [Base] #2

Derek Jeter [PSA 10]

1963 Topps - [Base] #469

Jay Hook [Good to VG‑EX]

2010 Topps Update Series - All-Star Stitches Relics #AS-HCK

Hong-Chih Kuo

2013 Topps Five Star - [Base] #60

Peyton Manning /208

2013 Bowman Sterling - Autograph Rookie Relics #BSAR-TE

Tyler Eifert /166

2000 Collector's Edge Supreme - [???] #151

LaVar Arrington

1982 Topps - [Base] #434

Lawrence Taylor

1995 Pinnacle Zenith - Z-Team #ZT12

Drew Bledsoe

2016-17 Upper Deck - O-Pee-Chee Update - Retro #694

Marquee Rookies - Auston Matthews

2016-17 Upper Deck - UD Canvas #C247

Retired Stars - Trevor Linden

1988-89 Topps - [Base] #66

Brett Hull [PSA 8]

2002-03 Topps Chrome - Patrick Roy Reprints - Refractor #9

Patrick Roy

2016-17 Upper Deck - UD Game Jersey #GJ-MB

Martin Brodeur

2013-14 Panini Titanium - Rookie Jerseys #35

Giannis Antetokounmpo /325

2013-14 NBA Hoops - [Base] - Gold #289

Allen Crabbe

1997-98 Upper Deck Collector's Choice - Star Quest #SQ85

Kevin Garnett

2015-16 Panini Prizm - [Base] - Silver Prizm #329

Rookies - Jahlil Okafor

2012-13 Panini Prizm - [Base] #209

Kawhi Leonard

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.