Customers can give a missed call to toll-free Kotak balance enquiry number 1800 2740110 to check available account balance. This service can only be availed if the customer has a registered mobile number with the bank. Kotak Bank Missed Call Number A SMS will be sent to the registered mobile number with the combined and available balance for all the accounts linked with the bank instantly. Kotak Balance Enquiry by missed call can only be availed by customers who have registered mobile number with the bank.