There are 128 fluid ounces (oz) in a US gallon and 160 fluid ounces in a UK gallon. Gallons are a common unit of volume used in the United States and the United Kingdom.
Tag: How Many Oz in a Gallon?
There are 128 fluid ounces (oz) in a US gallon and 160 fluid ounces in a UK gallon. Gallons are a common unit of volume used in the United States and the United Kingdom.