• 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

2000 Skybox - Genuine Coverage #CARI

Cal Ripken Jr.

2015 Topps Finest - Autographs - Blue Refractor #FA-KG

Kendall Graveman /150

2014 Topps Chrome - Rookie Autographs #AS

Aaron Sanchez

2010 Topps - [Base] #354.2

Johnny Mize (Legend)

2009 Topps Heritage - Chrome - Refractor #CHR171

Rick Porcello /560

2016 Panini Prizm - Rookie Autograph - Blue Wave Prizm #RA-MML

Malcolm Mitchell /149

2006 Upper Deck Arena Football - AFL Fabrics #FA-AG

Aaron Garcia

2015 Panini Immaculate Collection - Immaculate Numbers Memorabilia #153

Rookie Patch Autographs - Devin Smith /84

2010 Topps Finest - Rookie Patch Autographs #7

C.J. Spiller /150

1995 Signature Rookies - [Base] - Signatures [Autographed] #11

Derrick Brooks /7750

2015-16 Upper Deck Ultimate Collection - [Base] #87

Autographed Ultimate Rookies - Tier 1 - Brady Skjei /299

2016-17 Upper Deck - UD Canvas #C211

Young Guns - Auston Matthews

2013-14 Totally Certified - Rookie Autograph Jerseys #156

Danny DeKeyser

2016-17 Upper Deck SP Game Used - Rookie Relics Blends #RRB-WN

William Nylander /199

2015-16 Upper Deck - [Base] #451

Young Guns - Jack Eichel

1994-95 SP - Promotional Sample #23

Michael Jordan

2008-09 Topps T-51 Murad - [Base] - Mini #203

Lebron James

2014-15 Panini Paramount - Penmanship Rookies #PR-JN

Jusuf Nurkic /99

1961-62 Fleer - [Base] #37

Guy Rodgers

2010-11 Panini Classics - Classic Membership Materials #16

Kevin Love /499

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.