Shipping with Flat Rate Boxes is a breeze. As long as it will fit in the box ... What is the cheapest way to ship small items? Priority Mail from the United States Postal Service: Priority Mail is one ...

ServiceCostUSPS Priority Mail$11.85USPS Parcel Select$19.50USPS Small Flat Rate Box$8.30UPS Surepost$10.52 What is the cheapest way to ship for a business? It is cheapest to ship to the U.S. via USPS.