If individuals want to automatically refuse foreign mail or block all mail from a specific sender, they must submit a written request to the USPS to withhold correspondence for up to two years.
1 liter = 33.8140226 US fluid ounces. 1 US fluid ounce = 0.0295735297 liters. Note that this is for fluid ounces, not dry ounces. A fluid ounce is a measure of volume, just like a liter is. A dry ounce is a measure of weight.
American liquid only 3.785 liters 4 quarts British either 4.546 liters 4 quarts inch in, in. 2.54 centimeters ounce oz, oz. American dry 28.35 grams 1/16 pound liquid see FLUID OUNCE see FLUID OUNCE pint p., pt. American liquid 0.473 liter 1/8 gallon or 16 fluid ounces dry 0.551 liter 1/2 quart British either 0.568 liter pound lb. dry 453.592 grams 16 ounces quart q., qt, qt.