Shop from 43,172,842 total and 12,295,140 unique sports cards. Baseball, Football, Hockey, and Basketball.

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Sale - 21% OFF SRP

MillertimeCollectibles

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!

43 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.

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

eBay Integration

Historical Sales Data

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. COMC listings are automatically posted to eBay!

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Shop Recently Added

2019 Topps Update Series - [Base] #US1.1

Vladimir Guerrero Jr. (Throwing) [PSA 10 GEM MT]

$47.40

2010 Upper Deck - Baseball Heroes Joe Dimaggio #BHA-JD

Joe DiMaggio (Checklist)

$46.54

2022 Bowman Chrome - Prospect Autographs #CPA-CRL

Ceddanne Rafaela

$97.99

1997 Topps Chrome - [Base] - Refractor #162

Rookie Patch Autographs - Tony Pollard /249

$64.65

2019 Panini Contenders Draft Picks - [Base] #243

College Ticket - Terry McLaurin

$29.00

2018 Panini Prizm - [Base] #202

Rookie - Saquon Barkley

$30.44

2024 Panini Prizm - [Base] - Disco Prizm #329

Rookies - Drake Maye [PSA 9 MINT]

$57.46

2024 Panini Donruss - [Base] - Green Press Proof #389

Rated Rookie - Jayden Daniels

$29.58

2023-24 Upper Deck Series 2 - Population Count - 500 #PC-31

Felix Potvin

$56.60

2021-22 Upper Deck Tim Hortons Team Canada - Team Canada Trios #T-15

Mark Messier, Wayne Gretzky, Mario Lemieux

$17.49

2023-24 Upper Deck Series 1 - [Base] - Deluxe #237

Young Guns - Devon Levi /250

$115.24

2003-04 Upper Deck Premier Collection - Premier Super Stars - Jersey #SS-JT

Joe Thornton /100

$34.74

2024-25 Panini Instant WNBA - Caitlin Clark Rookie of the Year #CCROY-A

Caitlin Clark /115750 [PSA 9 MINT]

$23.24

1981-82 Topps - [Base] #4

Larry Bird

$57.74

2024-25 Bowman University Chrome - [Base] - Autographs #98

Johni Broome

$12.62

1999-00 Upper Deck - Michael Jordan A Higher Power #MJ10

Michael Jordan

$29.29

2019-20 Panini Prizm - Rookie Signatures #RS-BOL

Jump to Popular Players!

Michael Jordan HOF	LeBron James	Aaron Judge	Alexis Lafreniere	Wolverine	Stephen Curry
Connor Bedard	Shohei Ohtani	Spider-Man	Tom Brady	Derek Jeter	Paul Goldschmidt
Connor McDavid	Luka Doncic	Ken Griffey Jr.	Zion Williamson	Ja Morant	Patrick Mahomes II
Kobe Bryant	Auston Matthews	Mike Trout	Ronald Acuna Jr.	Shaquille O'Neal	Wayne Gretzky

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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. 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.