Step 3: Return Label APIs Step 4: Tracking API Permissions Step 5: Run XML and Integrate. Administrative Forms Technical Instructions Client Protocols XML Overview Software Development Error Handling Testing Certify APIs Web Tools API Examples Testing Tips Updates to APIs References CODE ExampleIntroducti...
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Development Guide for APIs (v. 4.7) 8 USPS Web Tools Developer Guide Step 4: Tracking API Permissions Applicable APIs: TrackV2, PTSEmail, PTSPod, PTSTPod, PTSRre The Track and Confirm Web Tools API provides tracking status and delivery information for USPS packages. The data returned by the...