Add Real-Time Shipping Rates for the United States Postal Service to Your WooCommerce Store!
Give your customers real-time shipping rates from the largest shipping network in the United States. It has never been easier to add USPS shipping rates to your WordPress site using WooCommerce. One reason is that I am doing all the work!
To connect your USPS Shipping to your Stamps.com account add the Stamps.com Integration for WooCommerce!