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.
Fluid Ounces to liters conversion factors for US and UK are listed below. To find out how many liters in ounces, multiply by the conversion factor or use the converter. 1 Ounce [Fluid, US] = 0.0295735297 Liter 1 Ounce [Fluid, UK] = 0.0284130625 Liter Fluid ounce is an imperial and US customary volume unit.