The customer who has got their ATM card, Date of birth, and mobile number linked with an Account number can go for self-online registration of internet banking services, Andhra Bank retail login else they need to get this detail verified and linked with your Union Bank of India Account and use the process to activate their UBI net banking. The Union Bank of India is now merged with Andhra Bank and Corporation Bank, and the customer of Union Bank of India can still use the online services from its official website along with experiencing the Internet Banking features.