Use the Busca CEP tool from the official Correios website.
Uses an 8-digit CEP format (e.g., 13630-000). A number starting with "136" typically belongs to the Pirassununga region in the state of São Paulo. Mexico : Uses a 5-digit code. 136385 cГіdigo postal
Enter the full street address into the USPS ZIP Code Lookup tool. Use the Busca CEP tool from the official Correios website