• 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

1957 Topps - [Base] #250

Eddie Mathews [Good to VG‑EX]

2016 Bowman - Chrome Prospect Autographs #CPA-VR

Victor Robles [BGS 9.5]

2011 Bowman Draft Picks & Prospects - Chrome Prospects Autograph #BCAP-AB

Archie Bradley

2016 Topps Throwback Thursday #TBT - Online Exclusive [Base] #54

1993 Topps Draft Pick - Corey Seager /770

2012 Topps - Manufactured Retired Number Patch #RN-FT

Frank Thomas

2007 Topps Chrome - [Base] - X-Fractor #TC6

Tom Brady

2005 Donruss Zenith - Spellbound #S-2

Tom Brady

2015 Panini National Treasures - Friends and Foes Quad #FF-WS

Charles Sims, Kevin White /99

2007 Upper Deck Exquisite Collection - [Base] #98

Roy Hall /150

2013 Topps Chrome - [Base] - Pink BCA Refractor #131

Eddie Lacy /399

2016-17 Upper Deck - [Base] #249

Young Guns - William Nylander

2005-06 Upper Deck Trilogy - Ice Scripts - [Autographed] #IS-MH

Milan Hejduk

2013-14 Upper Deck - [Base] #230

Vladimir Tarasenko

2015-16 Upper Deck Ice - Glacial Graphs #GG-TB

Tom Barrasso

2015-16 SP Authentic - [Base] #227

Future Watch Autographs - Zachary Fucale /999

1973-74 Topps - [Base] #135

Bob McAdoo [Good to VG‑EX]

1993-94 Upper Deck Special Edition - Die-Cut All-Stars #W9

Isaiah Rider

2012-13 Panini Timeless Treasures - [Base] #156

Glass Rookie Autographs - Austin Rivers /499

2015-16 Panini Threads - Century Signatures #CS-FRS

Frank Ramsey /199

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.