You can get in touch with a Union Bank of India representative by calling the toll-free number 1800- 2222-44/1800-208-2244 or on the number 080-61817110 which is chargeable. If you are a Non-Resident Indian (NRI) then you can call on the number +918061817110. A Union Bank of India customer care executive will get in touch with you and will help you with your query.