Test data generatorsTest Data Generators & Validators
Generate and validate Brazilian CPF and CNPJ check digits, look up postal codes through ViaCEP and create fictitious individual and company test profiles.
Brazilian IDs, postal codes and fictitious test profiles.
1 record(s) available to download. Limit: 1000 per batch.
Access is verified automatically when generating.
Batch postal codes: 40020-000. Address lookup below is individual.
Brazilian postal code lookup (ViaCEP)
Look up street, district, city, state and area code
Sample city postal codes for tests
How to use this tool
Enter an eight-digit Brazilian postal code (CEP) to look up address information through ViaCEP. The tool also provides sample postal codes for form tests.
Worked example
Compare hyphenated and unformatted input, for example 01310-100 and 01310100. Handle missing fields and postal codes without an address in your application.
Interpreting the result
When a simulated fallback is displayed, treat it as test data rather than confirmation of a real address or proof of residence.