Plus: the best credit cards to use at O'Reilly Auto Parts for maximum rewards in 2026.
By PointsPick Team, Credit Card Research Team · Updated April 2026
O'Reilly Auto Parts uses MCC code 5533 (Automotive Parts, Accessories Stores). The best credit card is the Signify Business Cash, earning 2x rewards on this category.
O'Reilly Auto Parts transactions are processed under MCC 5533 (Automotive Parts, Accessories Stores, category: retail). These cards earn the highest rewards:
| Card | Earning Rate | Annual Fee | Issuer | |
|---|---|---|---|---|
| Signify Business Cash | 2x | No annual fee | Wells Fargo | Apply Now |
| Active Cash | 2x | No annual fee | Wells Fargo | Apply Now |
| Freedom Unlimited | 2x | No annual fee | Chase | Apply Now |
Rates and fees as of April 2026. Verify with issuer before applying.
O'Reilly Auto Parts uses MCC code 5533, which is classified as "Automotive Parts, Accessories Stores". This determines which credit card bonus categories apply to purchases at O'Reilly Auto Parts.
The best credit card at O'Reilly Auto Parts is the Signify Business Cash, which earns 2x points/miles on purchases coded as MCC 5533 (Automotive Parts, Accessories Stores).
O'Reilly Auto Parts uses MCC 5533 (Automotive Parts, Accessories Stores). This means purchases at O'Reilly Auto Parts do NOT qualify for grocery credit card bonuses, which require MCC 5411 (Grocery Stores and Supermarkets).