Plus: the best credit cards to use at Ultramar for maximum rewards in 2026.
By PointsPick Team, Credit Card Research Team · Updated April 2026
Ultramar uses MCC code 5541 (Service Stations ( with or without ancillary services)). The best credit card is the Hilton Honors Surpass, earning 6x rewards on this category.
Ultramar transactions are processed under MCC 5541 (Service Stations ( with or without ancillary services), category: retail). These cards earn the highest rewards:
| Card | Earning Rate | Annual Fee | Issuer | |
|---|---|---|---|---|
| Hilton Honors Surpass | 6x | $95/yr | American Express | Apply Now |
| Hilton Honors Business | 6x | $175/yr | American Express | Apply Now |
| Hilton Honors | 5x | No annual fee | American Express | Apply Now |
| Custom Cash | 5x | No annual fee | Citi | Apply Now |
| Ink Business Cash | 5x | No annual fee | Chase | Apply Now |
Rates and fees as of April 2026. Verify with issuer before applying.
Ultramar uses MCC code 5541, which is classified as "Service Stations ( with or without ancillary services)". This determines which credit card bonus categories apply to purchases at Ultramar.
The best credit card at Ultramar is the Hilton Honors Surpass, which earns 6x points/miles on purchases coded as MCC 5541 (Service Stations ( with or without ancillary services)).
Ultramar uses MCC 5541 (Service Stations ( with or without ancillary services)). This means purchases at Ultramar do NOT qualify for grocery credit card bonuses, which require MCC 5411 (Grocery Stores and Supermarkets).