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USPS: Add to Postsale

As an official partner of the USPS, Postsale gives you the ability to directly leverage the domestic and international services offered by the USPS. Connect ...

Updated January 12, 20261 min readCarriers

As an official partner of the USPS, Postsale gives you the ability to directly leverage the domestic and international services offered by the USPS. Connect to USPS via a USPS Business account to:

This article will guide you through connecting Postsale to the USPS. We will also point you to additional help articles where you can learn more about the available USPS features in Postsale and how to perform common tasks when shipping using the USPS.

Before We Begin

You Will Need

In order to connect your USPS account to Postsale you will need:

Good to Know

  • USPS postage, USPS insurance, additional USPS service charges, and post-shipment adjustments are billed directly to the payment method on file with your USPS account.
  • Are you getting errors when shipping with an existing USPS account? Please see our USPS: Reconnect Your Account help article.

USPS is available on all Postsale plans with discounted commercial rates. Visit the integrations page for the full list of supported carriers and storefronts.