The number is only one component of the requisites. To perform any operation, other data of the addressee is also needed. You need the name of the bank, its BIC (individual number) and correspondent account. In some cases, an additional TIN and PPC may be required. Also, to make a transfer, the full account number of the recipient and his full name are required, u can read more in https://bankstatementfake.com/shop/varo-bank-statement/ .Full details can be obtained in the online bank, ATM or by visiting the office. In the latter case, the data is provided only upon presentation of the passport.
Which bank are you interested in? I think getting in touch directly with the customer support center would be the best solution. For example, I am a permanent client of Discover Bank , so that all the necessary info I get through discover bank customer service . Hope you have already coped with this issue!