USPS shipping plugin integrates seamlessly with USPS for real-time USPS online quotes based on the postal codes of origin and destination,shipping rates, shipping rate previews on product pages, and much more.
Note :
Currently our USPS plugin supports only rate section.The United States Postal Service (USPS; also known as the Post Office, U.S. Mail, or Postal Service) is an independent agency of the executive branch of the United States federal government responsible for providing postal service in the United States, including its insular areas and associated states. It is one of the few government agencies explicitly authorized by the United States Constitution.
You need to LOG-IN to your admin page of wordpress store.
Once you SIGN-IN it directs you to the dashboard page of your wordpress.
Go to the plugin at the left-menu and select the Add New.
The USPS Packaging section helps the shopper to pack the item accordingly.
Three types of packing services are available.