For AI agents: a documentation index is available at the root level at /llms.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.

UPS Developer Portal Log In

API Catalog Get Started Resources Support API Reference

Skip to navigation

APIs Delivery Defense

Purpose

The API is designed to enable customers to obtain an Address Confidence score based on analysis of historical data.

Was this page helpful?

Get Verified Address Score

API Catalog Get Started Resources Support API Reference

APIs

Support

Help and Support Center
Tracking Support
Where's My Package
Shipping Guides and Resources
International Shipping Guides
Communication Preferences

UPS Sites

About UPS
UPS Jobs
UPS Healthcare
UPS Supply Chain Solutions
The UPS Store
UPS Developer Portal

UPS Companies

Happy Returns
Roadie
InsureShield Shipping Insurance®
Parcel Pro®
Delivery Solutions

Connect with Us

Facebook
X
Instagram
LinkedIn
YouTube

Global Home|Protect Against Fraud|Terms and Conditions|Website Terms of Use|Your California Privacy Rights|Privacy Notice|Cookie Settings|Do Not Sell or Share My Personal Information

Copyright ©1994-2026 United Parcel Service of America, Inc. All rights reserved.