• 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

1971 Topps - [Base] #625

Lou Brock

2013 Bowman - Chrome Prospects Autographs #BCA-HO

Henry Owens

1970 Topps - [Base] #300

Tom Seaver

2016 Topps Tier One - Prime Performers Autographs #PP-JG

Juan Gonzalez /249

1979 Kellogg's 3-D Super Stars - [Base] #22.2

Pete Rose (1978 Triples 3)

1989 Topps Traded - [Base] #83T

Barry Sanders [PSA 8]

2009 Topps - [Base] - Gold #115

Tom Brady /2009

1975 Topps - [Base] #528

Super Bowl IX

1997 Collector's Edge Excalibur - Crusaders #15

Deion Sanders /750

1993 Score Select - Young Stars #1

Brett Favre

2012-13 In the Game Motown Madness - Autographs #A-GGA

Gerard Gallant

2015-16 Upper Deck - [Base] #201

Young Guns - Connor McDavid

2016-17 Upper Deck - UD Canvas #C243

Retired Stars - Mario Lemieux

2014-15 SP Authentic - [Base] #292

Derrick Pouliot /999

2016-17 Upper Deck SP Game Used - [Base] - Gold Material [Memorabilia] #185

Authentic Rookies - Patrik Laine /399

1996-97 Bowman's Best - [Base] - Atomic Refractor #38

Patrick Ewing

2014-15 Panini Totally Certified - Rookie Roll Call Autographs #RRC-TJW

T.J. Warren /249

1996-97 Topps Chrome - [Base] #177

Stephon Marbury [PSA 9]

2006-07 SPx - Winning Combos #WC-BM

Kobe Bryant, Tracy McGrady

2016-17 Panini NBA Hoops - Hot Signatures #11

Matthew Dellavedova

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.