Address Matching System API (AMS API)
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Address Matching System API (AMS API) Announcements
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Fact Sheets
07/08/2025
Address Matching System API (AMS API) Licensing Fees

This document outlines the AMS API prorated fee structure.

Fact Sheets
07/08/2025
Address Matching System API (AMS API) Licensing Fees

This document outlines the AMS API prorated fee structure.

Fact Sheets
01/22/2025
Licensing Fees

This document contains information about licensing fees for USPS® Licensed Products.

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