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Check Merchant Category Codes for credit card rewards MCC Checker - Credit Card Short Description Instantly see which credit cards earn miles on any website. Check MCC codes of the website and maximize your credit card miles. Detailed Description: Never miss out on credit card miles again! MCC Checker instantly shows you which credit cards are eligible to earn miles How It Works: When you visit any online store, simply click the MCC Checker extension to see: - The store's Merchant Category Code (MCC) - Which of your credit cards will earn miles at this store Supported Credit Cards: - Preferred Platinum Visa (PPV) - Citibank Rewards MasterCard (CRMC) - HSBC Revolution - OCBC Rewards - Women's World MasterCard (WWMC) - Visa Signature (VS) Why Use MCC Checker? Instant Information: No more guessing or looking up MCC codes manually. Get real-time card eligibility with one click. Smart Shopping: Make informed decisions about which card to use before you complete your purchase. Lightweight & Fast: Minimal permissions, no personal data collected, works instantly on any website. Privacy First: - Only reads the current website's domain name - No personal information collected or stored - No browsing history tracking Perfect For: - Credit card miles enthusiasts - Anyone who wants to optimize credit card miles How to Use: 1. Install the extension 2. Browse to any online store such as https://amazon.com 3. Click the MCC Checker icon in your browser toolbar 4. See instantly which cards earn rewards at that store!
Feb 26, 2026
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