Online Calculators > Conversion
1 Gallon to oz
How many ounces in 1 gallons?  1 gallons is equal to 128 ounces. 1 Gallon to oz to convert 1 gallon to ounce and vice versa quickly and easily. To find out how many ounces are in 1 gallons, simply multiply 1 by 128.
How Many Ounces in 1 Gallons?
1 gallons equals 128 ounces. 1 gallon is 128 ounces, therefore there are 128 ounces in 1 gallons.
US Liquid Gallon: 

US Fluid Ounce/oz: 

US Liquid Pint: 

US Liquid Quart: 

US Cup: 

US Legal Cup: 

US Tablespoon: 

US Teaspoon: 

Liter: 

Milliliter: 

Imperial Gallon: 

Imperial Quart: 

Imperial Pint: 

Imperial Cup: 

Imperial Fluid Ounce: 

Imperial Tablespoon: 

Imperial Teaspoon: 

Convert 1 gallon to ounce
1 gallon to ounce converter will not only convert 1 gallon to ounces, but will also convert 1 gallon to other units such as milliliter, quarts, pint, tablespoon, cup and more.
1.5 gallons to oz
2 gallons to oz
