How Many Ounces in a Gallon
1 Gallon = 128 Ounces How Many Ounces in a Gallon the answer is 128. There are 128 ounces (OZ) in 1 Gallon. In the UK metric system, there is 160 oz in 1 gallon. Gallon Gallon is used to measure the volume this metric system is used in the Imperial and USA systems. … Read more