Those who have an account with Union Bank can sign up for online banking at the financial institution's official website. As of March 2015, this can be done by visiting the main webpage and clicking the Enroll in Online Banking tab under the Access Your Account heading.
Union Bank allows personal and business account holders to sign up for online banking services using their four-digit card or phone PIN, card or account number, postal code on record and Social Security number. This service allows account holders to view checking and savings account information and access debit and credit card transactions. The financial institution also offers online options for accessing investment accounts.