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https://registration.stamps.com/registration/
Integration Options
There are two integration options for Stamps.com:
- API Integration
- Desktop Application (Legacy integration option)
The recommended integration option is the API integration.
If the Stamps integration is not assigned, you'll see a warning message at the top of the integration like this:
To assign "Stamps.com" the "Active Label Provider" drop-down list in the "Printing USPS Postage" section:
Make sure to save the changes after selecting Stamps.com in the drop-down list!
API integration
Desktop (Legacy Application)
Downloading the Stamps.com application
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