1 gallons to fl oz
Convert 1 US gallons to US fluid ounces — the answer, the arithmetic and the closest common values, all on one page.
Show your work
1 gal × 128 = 128 floz.
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Questions
What is 1 US gallons in US fluid ounces?
1 gal = 128 floz. The arithmetic: 1 gal × 128 = 128 floz.
How precise is this result?
The factor is exact by definition, so the only rounding is the display. Higher precision is available on the gal to floz converter page.
What is 1 floz in gal?
1 floz = 0.0078125 gal — the inverse direction.