How many ounces are in a gallon?
A gallon is a widely used unit of measurement for liquids, gas, and fluids that is equal to eight pints.
Answer: 1 gallon is 128 ounces.
Ounces and gallons are widely used units of measurement in Britain as well as other English-speaking communities.
There are three significantly different sizes of gallons currently in use.
Use this easy and mobile-friendly conversion calculator to convert the quantity from ounces to gallons in minutes.