how ounces in a gallon
Fluid Ounces to Gallons Conversion. Fluid ounces to gallons (fluid and dry) volume measurement units conversion factors are listed below. To find out how many gallons in ounces, multiply by the right conversion factor or simply use the converter below. 1 Ounce [Fluid, US] = 0.0078125 (1/128) Gallon [Fluid, US] 1 Ounce [Fluid, UK] = 0.00625 (1/160) Gallon [Fluid, UK] Fluid ounce is an imperial and US customary volume measurement unit. Please note that fluid ounce is different than the mass (weight) unit ounce.