Informed Delivery API (Application Programming Interface) Resources | PostalPro

Informed Delivery API (Application Programming Interface)

Informed Delivery API Release V1.2 - Apigee Migration - January 2026

Informed Delivery API Release V1.0 - Apigee Migration - December 2025

Informed Delivery API Release 4.3 - March 2023

Informed Delivery API Release 4.1.0 - September 2022

Informed Delivery API Release 4.0.1 - June 2022

Tech Guides
12/21/2023

Informed Delivery API Technical Specifications v4.2.3

Technical Specs are based on v4.2.0 of the XML schemas.

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