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Pricing
USPS Addresses API pricing
As developers.usps.com lists them, read 9 Oct 2026. The maker's own page has the final word.
| Plan | Billed and limits | Price |
|---|---|---|
| Tier-based fees | Tier-based fees apply; exact amounts are not stated on the page. · License agreement required · fees apply from July 12, 2026 | On request |
From developers.usps.com.