Store Locator Freeport FAST STOP Express1641 S Sleezer Home DriveFreeport, IL 61032 Contact Phone: 815-297-1560 Website: https://www.stephensonfs.com Get Directions Amenities 24 Hour Pumps Credit Card Only Fuel Types Gasoline Diesel E-85 E-15 Fuel Prices Regular $3.29 as of 3/21/2025 11:32:06 AM Diesel $3.49 as of 3/21/2025 1:33:00 PM E85 $2.39 as of 3/21/2025 11:32:07 AM Accepted Payments American Express Discover FAST STOP Cards Gift Card Mastercard Visa Voyager Wright Express