Online.citibank.com/us/welcome.c -

The URL online.citibank.com/US/Welcome.c functions as a legacy address directing users to the main Citibank Online portal for account management. This secure platform enables customers to sign on, register for online access, and utilize features like the Citi Alerting Service and fraud protection. For more details, visit Citibank Online. Protect Yourself Against Fraud - Citi.com