Is your gas tank (and budget) near empty? On Thursday, August 21, 2025, Circle K is offering 40¢ off per gallon of gas to Inner Circle Rewards Members at participating locations. The discount will be valid from 6 a.m. to 11:59 p.m. You’ll need to enter the phone number linked to your Inner Circle account at the pump or inside the store at checkout.
Not an Inner Circle member? You can easily download the Circle K mobile app and sign up to instantly access this exclusive event, along with ongoing savings and benefits.
Once the phone number is entered, watch the discount instantly apply.
The discount is available at more than 4,000 Circle K locations across the U.S.
The fuel sale will only be available at participating Circle K-branded locations.
To see if your local Circle K is participating, visit circlek.com/fuel-day. There are more than 180 participating locations in Colorado.
This offer does not stack with any other Inner Circle fuel offers (including the initial enrollment offer and the everyday fuel discount). One-time use only.
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