Madeen merchant guide

Kum & Go

For Kum & Go, Wyndham Rewards Earner® Business leads the current Madeen snapshot at about 7.2% in the gas category. Compare the ranked table below, then read the coding caveats before checkout. Madeen summarizes catalog reward rules for comparison only; issuer pages control current fees, caps, exclusions, and eligibility.

Spend category: gas Cards ranked: 10 Google category: Gas Station
Rankings

Which cards rank best for Kum & Go?

Card Issuer Effective rate Annual fee
Wyndham Rewards Earner® Business Barclays 7.2% $95
Wyndham Rewards Earner® Plus Barclays 5.4% $75
Abound Visa® Platinum Abound Credit Union 5% $0
AAA Travel Advantage Visa Signature® Comenity 5% $0
Credit One Bank® Platinum X5 Visa Signature Credit One 5% $95
U.S. Bank Altitude® Connect Visa Signature® U.S. Bank 4% $0
U.S. Bank Business Altitude™ Connect Visa Signature® U.S. Bank 4% $95
Business Gold American Express 2.4% $375
Discover it® Cash Back Discover 1% $0
NHL® Discover It® Discover 1% $0
Merchant guide

What is the best card for Kum & Go?

Kum & Go is usually best judged by the category it posts under rather than the store name alone. Madeen shows the spend-category-specific winners and the broader category guide in one place. Madeen summarizes catalog reward rules for comparison only; issuer pages control current fees, caps, exclusions, and eligibility.

Merchant guide

Which cards rank best for Kum & Go?

Wyndham Rewards Earner® Business leads the current snapshot for Kum & Go at about 7.2%. The table below orders the top matches by category-specific effective rate and popularity. Madeen summarizes catalog reward rules for comparison only; issuer pages control current fees, caps, exclusions, and eligibility.

Merchant guide

What coding caveats matter for Kum & Go?

Gas coding can differ between pumps, convenience stores, warehouse-club fuel stations, and EV-adjacent merchants. Confirm the exact posting category before assuming the gasoline multiplier applies. Madeen summarizes catalog reward rules for comparison only; issuer pages control current fees, caps, exclusions, and eligibility.

Merchant guide

What is the safest fallback card?

When the merchant code is uncertain, a broad flat-rate or backup category card can be safer than chasing a narrow bonus that may not post the way you expect. Madeen summarizes catalog reward rules for comparison only; issuer pages control current fees, caps, exclusions, and eligibility.

Frequently asked questions

What is the best credit card for Kum & Go?

Wyndham Rewards Earner® Business leads at about 7.2% for Kum & Go. The ranked table below compares category-specific effective rates for Kum & Go; issuer terms still control caps, exclusions, and eligibility. Madeen summarizes catalog reward rules for comparison only; issuer pages control current fees, caps, exclusions, and eligibility.

How does Kum & Go merchant coding affect rewards?

Gas coding can differ between pumps, convenience stores, warehouse-club fuel stations, and EV-adjacent merchants. Confirm the exact posting category before assuming the gasoline multiplier applies. At Kum & Go, the posted merchant code matters more than the store name on your receipt.

Should I trust the store name or the merchant code?

Trust the merchant code and issuer terms first. The store name is a clue, but the posted code is what usually decides which category bonus applies at Kum & Go. Madeen summarizes catalog reward rules for comparison only; issuer pages control current fees, caps, exclusions, and eligibility.

Can I use the broader category guide instead of this Kum & Go page?

Yes. The gas category guide is the safer fallback when you want the general rule, while this page narrows the answer to cards most likely to win at Kum & Go. Madeen summarizes catalog reward rules for comparison only; issuer pages control current fees, caps, exclusions, and eligibility.

Madeen analysis. Data from catalog snapshot 2026-06-09. Last reviewed 2026-06-09. Reviewed by Madeen editorial review. Issuer pages control rewards, fees, benefits, and eligibility.