How many pennies are in 1 oz?

Pennies that were made between the years 1959 and 1982 weighed 3.11 grams. So if you were looking for one ounce you would need 0.10970214 of a penny. Pennies that were made between the years 1982 and 2009 weighed 2.5 grams. So if you were looking for one ounce you would need 0.088185 of a penny.