Brazil Tools — CPF, CNPJ, Boleto & CEP

A free hub of Brazil-specific tools — validate a CPF or CNPJ, check a boleto's digitable line, or look up a CEP and format the address. Everything runs in your browser.

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CPF Validator (Brazilian Tax ID)

Check if a Brazilian CPF number is valid, instantly and privately.

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CNPJ Validator (Brazilian Company ID)

Check if a Brazilian CNPJ number is valid, instantly and privately.

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Boleto Line Validator (Brazil)

Validate a Brazilian boleto's digitable line and decode bank, amount and due date.

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CEP Lookup & Address Formatter (Brazil)

Look up a Brazilian CEP and format the result into a standard address block.

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