Store Locator Mason City FAST STOP152 W. ChestnutMason City, IL 62664 Contact Phone: 217-482-9620 Get Directions Amenities Convenience Store ATM Food Fuel Types Gasoline Diesel Fuel Prices Regular $3.79 as of 4/25/2024 3:12:02 PM Diesel $4.05 as of 4/25/2024 3:12:02 PM Accepted Payments American Express Discover FAST STOP Cards Gift Card Mastercard Visa Voyager Wright Express