• The Safe & Easy Way to Buy & Sell Collectibles

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

Sale - 59% OFF SRP
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Ends: 1d 18h 25m
RunGoodLife
Sale - 56% OFF SRP
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Ends: 0d 3h 25m
Palboard
Port: 1970-2017
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Ends: 5d 4h 23m
$3,000.00 9ford5
Sale - 62% OFF SRP
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Ends: 1d 3h 25m
JohnBfree
Port: 1985-2016
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Ends: 2d 20h 14m
Canadaice99

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.

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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!

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The Safe and Easy Way to Buy and Sell Cards Online

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2014 Bowman Sterling - Prospect Autographs #BSPA-DF

Derek Fisher

$7.21
2015 Bowman Chrome - [Base] - Refractor #178

Javier Baez /499

$7.21
2016 Topps Heritage - Real One Autographs #ROA-SMA

Steven Matz

$48.88
2016 Bowman Chrome - Prospects - Blue Shimmer Refractor #BCP153

Dustin Fowler

$12.00
1959 Topps - [Base] #561

Hank Aaron [Good to VG‑EX]

$45.00
1998 Collector's Edge Peyton Manning - [Base] #NoN

Peyton Manning (Silver- arm back/ball out of picture)

$20.25
2011 Topps - Super Bowl #SB-60

Jerry Rice

$9.99
2006 SP Authentic - Chirography Signatures #CH-BM

Brandon Marshall

$14.99
2000 Playoff Absolute - Canton Absolutes #CA 18

Deion Sanders

$3.45
2014 Topps Chrome - [Base] #169.2

Johnny Manziel (Without Ball)

$5.00
1981-82 O-Pee-Chee - [Base] #1

Ray Bourque

$5.95
2015-16 Upper Deck Ultimate Collection - 2005-06 Ultimate Rookies - Autos [Autographed] #05-BS

Tier 1 - Brady Skjei /275

$8.25
2016-17 Upper Deck - UD Canvas #C257

Program of Excellence - Josh Morrissey

$12.25
2016-17 SPx - [Base] - Gold Premium Material Autographs [Autographed] [Memorabilia] #71

Shadow Box Rookies - Mitch Marner /99

$145.25
2016-17 Upper Deck AHL - [Base] - Green #133

SP - Tristan Jarry

$6.99
2001-02 Upper Deck Ovation - MJ 1982 Championship Commemorative #MJF1

Michael Jordan

$27.99
2015-16 Panini Prizm - [Base] - Red, White, & Blue Prizm #335

Rookies - Nikola Jokic

$34.99
2015-16 Panini Prizm - Autographs #P-DNS

Don Nelson

$20.24
2015-16 Panini Prizm - [Base] - Orange Prizm #336

Rookies - Justise Winslow /65

$40.25
2009-10 Exquisite Collection - [Base] #62

Ty Lawson /225

$18.25

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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.