• 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

1998 Topps Stars - Rookie Reprints #1

Ron Tompkins, Johnny Bench

1999 Upper Deck - Game Jersey Series 1 #AB-H

Adrian Beltre

1997 Upper Deck - Run Producers #RP4

Mark McGwire

1999 SP Authentic - Reflections #R18

Derek Jeter

1973 Topps - [Base] #100

Hank Aaron [Good to VG‑EX]

2014 Topps Triple Threads - Rookie Autographed Relics - Gold #TTRAR-5

Kelvin Benjamin /25

2001 Topps - [Base] #328

Drew Brees

2015 Panini Prizm Collegiate Draft Picks - [Base] - Camo Prizms Autographs [Autographed] #219

Marcus Peters /199

2014 Topps Prime - Level 5 Autographed Relic #PV-JL

Jarvis Landry

2015 Panini Gridiron Kings - Dual Jerseys #DJ-CNDF

Cam Newton, Devin Funchess /249

2003-04 SPx - [Base] #120

Steve Yzerman /750

2014 In the Game Draft Prospects - [Base] #71

Connor McDavid

2016-17 Upper Deck - [Base] #201

Young Guns - Auston Matthews

2016-17 Upper Deck - UD Canvas #C244

Retired Stars - Dale Hawerchuk

2016-17 Upper Deck - [Base] #451

Young Guns - Patrik Laine

1996-97 Fleer Metal - Molten Metal #24

Scottie Pippen

2008-09 Upper Deck First Edition - Starquest - Green #SQ-5

Kobe Bryant [PSA 10]

2015-16 Panini Totally Certified - [Base] #168

Rookies - Karl-Anthony Towns

2012-13 Leaf Metal - [Base] #BA-BM1

Bob McAdoo

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.