• The Safe & Easy Way to Buy & Sell Collectibles

    Buy from different sellers and get your cards in ONE shipment.

Sale - -18% OFF SRP
Preview
Ends: 0d 9h 43m
Sportcardheaven
Sale - 30% OFF SRP
Preview
Ends: 0d 3h 42m
viperlarry
Sale - 78% OFF SRP
Preview
Ends: 0d 6h 42m
tgdeschuk
Sale - 44% OFF SRP
Preview
Ends: 0d 4h 42m
MyCoolectibles
Port: 1970-2016
Preview
Ends: 4d 16h 22m
$3,000.00 4kids

Find baseball cards and other sports cards on sale in Promotions & Port Sales

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

Or Shop Now

Shop Recently Added

1963 Topps - [Base] #496

Fred Newman, Carl Bouldin, Jack Smith, Steve Dalkowski

$79.75
2014 Bowman Platinum - Autographed Relics #AR-MST

Marcus Stroman

$35.25
2016 Bowman - [Base] - Orange #59

Dellin Betances /25

$21.25
2015 Topps Supreme - Simply Supreme Autographs #SSA-MFO

Maikel Franco

$13.00
2012 Bowman Draft Picks & Prospects - Chrome Prospects Certified Autographs - Refractor #BCA-JP

James Paxton /500

$45.25
2012 Topps Prime - Level V Autograph Relics #PV-CF

Coby Fleener /780

$3.75
2004 SP Authentic - [Base] #194

Michael Jenkins /799

$4.54
2013 Bowman - Relic - Blue #BR-AH

Aaron Hernandez /99

$10.25
1971 Kellogg's 3-D - [Base] #13

Larry Brown

$20.25
2013 Topps Chrome - Rookie Autographs - Refractor [Autographed] #16

D.J. Hayden /150

$3.25
2016-17 Upper Deck - UD Canvas #C225

Young Guns - Timo Meier

$11.25
2013 In the Game Draft Prospects - Autographs - Silver #A-SMON

Sean Monahan

$8.99
2015-16 Upper Deck Trilogy - [Base] - Green Rainbow Foil #133

Rookie Premiere - Jack Eichel /599

$23.97
2015-16 SPx - 2005-06 Retro Rookie Fabrics #SPXR-NH

Noah Hanifin

$3.49
2016-17 Upper Deck - UD Canvas #C91

Young Guns - Mitch Marner

$90.25
1975-76 Topps - [Base] #207

Cleveland Cavaliers Team

$2.50
1997-98 Topps Finest - [Base] #107

Tracy McGrady [PSA 10]

$10.75
2014-15 Panini Prestige - Old School Signatures Premium #57

George McGinnis /149

$10.45
2013-14 Fleer Retro - 1992-93 Ultra Michael Jordan Career Highlights #6

Michael Jordan

$3.81
2012-13 Panini Past & Present - Elusive Ink #28

Paul Silas

$10.25

Jump to Popular Players!

More Players
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.