MCC Code
9402
Category
Postage Stamps
Reward Category
Shipping
Confirmed by
PreSwipe team
Best cards for USPS (postage)
Citi Double Cash
2% back on all purchases
2% back
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Search PreSwipe →Frequently asked questions
What MCC code does USPS (postage) use?
USPS (postage) uses MCC 9402 — Postage Stamps. This is the four-digit Merchant Category Code assigned to USPS (postage) by card networks and determines how your purchase is categorized for rewards.
Does USPS (postage) count as postage stamps for credit card rewards?
Yes — USPS (postage) codes as Postage Stamps (MCC 9402), so purchases here should earn bonus rewards on cards that offer a postage stamps category bonus.
Which credit card earns the most rewards at USPS (postage)?
The best card depends on how USPS (postage) codes. Since it uses MCC 9402 (Postage Stamps), look for cards that offer bonus rewards in that category. Check the card recommendations above for the top options.