chuklz

Evidently, this is legacy support. Originally this plug-in included rate retrieval but no longer does. Support recommended buying USPS plugin for $79 to resolve this, or wait for USPS to fix the id situation that this plug in uses for those of us that missed that change.

Issue opened on github 6 days ago, no updates though:

https://github.com/Automattic/woocommerce-services/issues/2485

Using the WooCommerce Shipping & Tax plugin doesn’t have the setting for the API credentials there anymore.