How Many Ounces in a Pound. Posted by: admin Posted date: February 12, 2012 In: Science | Comment: 0 | 16,563 views. You may use this weight conversion table if you are converting pounds (lbs, lb) to ounces (oz) for the values listed in the table below. Pound and ounce are imperial weight units. There are 16 ounces in a pound. 1 Pound = 16 Ounces. Ounces and pounds are widely-used as units of weight measurement in the USA, Canada, Great Britain and some other countries. The ounce is especially popular in old cooking books.