Costco Credit Card Rewards
Maximize your rewards with the best credit cards for Costco
MCC Code
5300
Wholesale Clubs
Eligible Cards
2
Cards earn rewards
Top Rate
2x miles
No cap
Quick Answer
The best credit card for Costco is Capital One Venture X, earning 2x miles
With no cap, this card is ideal for offline spending at Costco. Alternative options include Citi Double Cash.
Best Credit Cards for Costco
Capital One Venture X
No restrictions
2x miles
No cap
Special Conditions
Earns 2x on everything, 5x on travel via Capital One Travel portal. $395 annual fee.
Citi Double Cash
No restrictions
2% cash back
No cap
Special Conditions
Earns 2% on everything (1% purchase + 1% payment). No annual fee.
Reward Calculator
Estimated Monthly Rewards
Frequently Asked Questions
What is the MCC code for Costco?
Costco uses MCC code 5300, which stands for “Wholesale Clubs”. This code determines which credit cards earn rewards at this merchant. Banks use MCC codes to categorize transactions and apply bonus rewards accordingly.
What credit cards work at Costco?
The best credit cards for Costco include:
- Capital One Venture X- 2x miles (no cap)
- Citi Double Cash- 2% cash back (no cap)
Is Costco classified as online or offline spending?
Costco is classified as offline spending. This affects card eligibility - some cards only earn rewards on offline transactions. For example, some cards only bonus online purchases, while others only bonus in-person purchases or portal bookings. Always check the merchant's MCC and any issuer caveats before assuming the bonus will post.
How can I maximize rewards at Costco?
To maximize rewards at Costco:
- Use Capital One Venture X for 2x miles on all transactions
- Be mindful of the monthly cap: no cap
- Consider pairing with Citi Double Cash for additional categories
- Track your spending to stay within bonus category limits