As a Union Bank of India customer, you can call any of the following toll-free numbers, from anywhere across India - 1800222244 / 1800222243 / 18002082244 / 18004251515. If you are an NRI, you can call this dedicated number - If you are searching for ‘ Union bank balance check number ’, read ahead. Dial the Union Bank Balance Enquiry Number— 09223008586 —from your registered mobile number to instantly receive your account balance via SMS. This service is free, available 24/7, and does not require an internet connection. Call the toll free number 1800 22 2244 from your registered mobile number. Once your call passes the IVRS, select your preferred language and ‘Banking’ option. You will be able to hear the total balance via IVRS if you select ‘Balance Enquiry’. Call the Union Bank of India balance check missed call number at 9223008586. Disconnect the call after one to two rings, and you will receive an SMS with your account balance details.