Store Locator Storm Lake FAST STOP Express1510 E 4th StreetStorm Lake, IA 50588 Contact Phone: 888-437-3835 Website: www.growmarkfs.com/midwest Get Directions Amenities 24 Hour Pumps Pay at the Pump Only Fuel Types Gasoline Diesel DEF E85 Fuel Prices E85 $2.99 as of 7/18/2022 8:21:34 PM Regular $4.04 as of 7/18/2022 8:21:34 PM Diesel $5.15 as of 7/18/2022 8:21:34 PM Accepted Payments American Express Discover FAST STOP Cards Gift Card Mastercard Visa Voyager Wright Express