CheckMCC helps you find the right credit card for every purchase. Look up Merchant Category Codes (MCC) instantly and see which cards earn you the most rewards.
You found the perfect store, made the purchase, and then realized you used the wrong card. No bonus points. No cashback. Just the regret of knowing you could have earned 4x miles or 10% cashback.
Using the wrong card means missing out on hundreds of dollars in rewards annually.
Stores are categorized in ways you'd never expect. Is Amazon "online shopping" or "department store"?
With thousands of merchants and dozens of card categories, no one can remember it all.
Instant MCC lookup + personalized card recommendations
Search any merchant or MCC code and instantly see:
Install our extension and get real-time card recommendations:
Instant results as you type. No page reloads, no waiting. Get the information you need in milliseconds.
Comprehensive MCC data for Singapore, Malaysia, Japan, Taiwan, and Korea. More regions coming soon.
Our database grows with contributions from users like you. Submit stores and help everyone maximize rewards.
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Join thousands of smart shoppers who never miss a bonus point again.
漏 2026 CheckMCC. Helping you earn more, one purchase at a time.