
Here you can find all the contacts you need to get a fully customizable and and efficient service.
Atende B3: Click here to learn how you can access Atende B3, your customer service channel to follow up on your demands and view your requests in progress. All calls are recorded to ensure the highest level of security and credibility of the Atende B3 service.
Self-Service Portal: Here you can create and track requests, chat with us on the chatline, consult product manuals, operating procedures and the communications issued by B3.
URA Option 2 - 1
Direct Phone:+55 11 2565-5021
Email: suporteanegociacao@b3.com.br
URA Option: 5 - 6
Direct Phone: +55 11 2565-5056
Email: sinacor.certificacao@b3.com.br
Office hours: 9am – 18:30pm
URA Option: 9 - 1 - 3
Email: si@b3.com.br
URA Option: 9 - 2
Direct Phone: (11) 2565-5120
Email: sat@b3.com.br
Supported systems
Opening Hours: Monday-Friday, 8:00 a.m – 6:00 p.m.
Liens and Financing Information: atendimento@b3.com.br
Mortgages: atendimento.imobiliario@b3.com.br
Access the Customer Service Portal
Opening Hours: Monday-Friday, 8:00 a.m – 8:00 p.m.
Access the Customer Service Portal