Store Locator Underwood FAST STOP Express (AGRILAND FS)701 Railroad Highway Underwood, IA 51576 Contact Phone: 712-566-2313 Website: https://www.agrilandfs.com Get Directions Amenities 24 Hour Pumps Credit Card Only Fuel Types Gasoline Diesel E-85 E-15 Fuel Prices Regular $3.39 as of 4/20/2026 12:49:42 AM Diesel $4.75 as of 4/19/2026 2:42:55 PM Accepted Payments American Express Discover FAST STOP Cards Gift Card Mastercard Visa Voyager Wright Express