USPS Return Receipt Electronic REST API v3.6
The USPS Return Receipt Electronic API allows customers to request a copy of the proof of delivery record via email.
This API is part of the USPS Web Tools API library which provides access to USPS data free of charge.
Specs
Yes
Unspecified
3.6
Recommended (active, supported)
Yes
Web/Internet
Single purpose API
No
REST
URI Query String/CRUD, XML
XML
No
No
No
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