• 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!

13 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

2002 Topps Heritage - [Base] #364

Albert Pujols

2015 Bowman Draft - Chrome Draft Pick Autographs - Purple Refractor #BCA-MWO

Max Wotell /250

2014 Panini Prizm Perennial Draft Picks - Prospect Signatures Prizms #64

Mitch Keller

2014 Bowman Draft Picks & Prospects - Top Prospects - Purple Ice #TP-36

Lance McCullers /99

2012 Bowman - Chrome Prospects Certified Autographs - [Autographed] #BCP89

Austin Hedges

2001 Upper Deck Game Gear - Autographs #TG-GS

Tony Gonzalez

2014 Topps Museum Collection - Signature Swatches Autographed Triple Relics #SSTRA-AW

Andre Williams /200

2016 Panini - [Base] #289

Rookies - Dak Prescott

2014 Topps Museum Collection - Signature Swatches Autographed Dual Relics #SSDRA-CS

Charles Sims /200

2016 Panini Prizm - [Base] - Prizm #296

Rookie - Tyreek Hill

2016-17 Upper Deck MVP - [Base] - Colors & Contours #278

Level 3 Teal - Tom Kuhnhackl

2013-14 Fleer Showcase - [Base] #128

Hot Prospects Duos - Nate Schmidt, Erik Haula /299

2015-16 Upper Deck - Clear Cut Superstars #CCS-4

Patrice Bergeron

2016-17 Upper Deck - [Base] #249

Young Guns - William Nylander

2014-15 Upper Deck - [Base] - UD Exclusives #462

Phillip Danault /100

2014-15 Upper Deck Lettermen - Rookie Premier Lettermen Autographs #RL-KA

Kyle Anderson /50

2013-14 Panini Court Kings - Fresh Paint Autographs #29

Steven Adams /299

1988-89 Fleer - [Base] #57

Reggie Miller [PSA 8]

1971-72 Topps - Trios Stickers #46

NBA Team Logos [Good to VG‑EX]

1988-89 Fleer Super Star Sticker - [Base] #7

Michael Jordan

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.