## How many ml are there in 1 gallon? - Quora

Nov 13, 2018· there are 1000 ml in a liter. there are 33.814 ounces in a liter there are 128 ounces in a gallon there are 128 ounces / 33.814 ounces/liter or 3.785 liters in a gallon therefore there are 3.785 x 1000ml in a gallon or 3785 ml in one gallon