• 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!

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

2016 Bowman Chrome - Prospects Autographs #CPA-BM

Billy McKinney

2000 Upper Deck Yankee Legends - Legendary Lumber - Gold #CK-LL

Charlie Keller

1970 Topps - [Base] #551

Dock Ellis

2016 Bowman's Best - Best of 2016 Autographs - Refractor #B16-AA

Anthony Alford

2016 Topps - Scouting Report Relics Series 2 #SRR-KB

Kris Bryant

2015 Panini Gridiron Kings - Rookie Portraits Memorabilia #RPM-JW

Jameis Winston /249

2002 Topps Heritage - [Base] #50

Tom Brady

2014 Panini Prizm - [Base] - Red Power Prizms #17

Brett Favre /125

2010 Topps Chrome Bowman Chrome Rookies - [Base] #BCR-3

Dez Bryant

1995 Select Certified Edition - Select Few - Dufex #8

Jerry Rice /2250

1986-87 O-Pee-Chee - [Base] #53

Patrick Roy [PSA 7]

2016-17 Upper Deck - [Base] #249

Young Guns - William Nylander

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

William Nylander /235

2016-17 Upper Deck - [Base] #249

Young Guns - William Nylander

2015-16 Upper Deck Full Force - Rising Force #RF-MD

Max Domi /999

1996-97 Upper Deck - Jordan Greater Heights #GH8

Michael Jordan

1996 Edge - Time Warp - Holofoil #TW3

Kobe Bryant, Alex English /2500

1996-97 Skybox Premium - [Base] #55

Kobe Bryant [PSA 9]

2012-13 Panini Marquee - [Base] #163

Klay Thompson

2015-16 Panini Prizm - [Base] - Silver Prizm #328

Rookies - Karl-Anthony Towns [BGS 9.5]

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.