PackageHub supports USPS Priority Mail cubic pricing by default. This service allows shippers to access discounted rates for packages that are less than or equal to 0.5 cubic feet and up to 20 lbs.
Priority Mail Cubic Pricing Availability
PackageHub supports USPS Priority Mail cubic pricing by default. This service allows shippers to access discounted rates for packages that are less than or equal to 0.5 cubic feet and up to 20 lbs.