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Address Validation Made Simple

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Database:750M+ Addresses
Coverage:240+ Countries
Internationalisation:60+ Languages
Uptime:99.99%

See how simple address validation can be in your application

CASS-Certified Address Verification

Clean, standardize, and validate addresses using USPS official data. Fix formatting, expand abbreviations, and append missing postal codes.

Common Issues We Fix

Clean and validate addresses at scale with our powerful API

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Join thousands of developers using AddressZen for reliable address validation

250M+
Addresses
99.9%
Uptime SLA
24/7
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