MCC Code
9402
Category
Postal Services
Reward Category
Government
Confirmed by
PreSwipe team
Best cards for USPS
Citi Double Cash
2% back on all purchases
2% back
Similar merchants
Search any merchant
PreSwipe has 2,000+ merchants in our database. Know before you tap.
Search PreSwipe →Frequently asked questions
What MCC code does USPS use?
USPS uses MCC 9402 — Postal Services. This is the four-digit Merchant Category Code assigned to USPS by card networks and determines how your purchase is categorized for rewards.
Does USPS count as postal services for credit card rewards?
Yes — USPS codes as Postal Services (MCC 9402), so purchases here should earn bonus rewards on cards that offer a postal services category bonus.
Which credit card earns the most rewards at USPS?
The best card depends on how USPS codes. Since it uses MCC 9402 (Postal Services), look for cards that offer bonus rewards in that category. Check the card recommendations above for the top options.