07-19-2016, 06:36 PM
I used the USPS site to determine the cost to mail a 9 inch by 12 inch envelope with stiffening card board and weighing 4 ounces to Quebec City G1X 2C2 from ZIP 78132. Cheapest cost was $9.50, which seems way too high and is more than I would want to pay. Is that amount correct?