If you have decided to close nbt online banking then you can call customer service at 1 800 628 2265 or visit local branch. It's a very easy process starting only offline method by filling out account closing request form.

[size= 16px]Go to nearest bank[/size]

Take passport, unused check, debit card and identity document

Go to nearest bank branch and talk to officers

Tell him/her that you want to close your bank account

The officials will ask for your name, account number, and reason to close

You provide the request information and collect an account closure request form

Complete the form with your name, bank account number, type of account, social security number etc.

Check if you have done all without mistake

Then sign the form and submit it to the bank officials.

Read Also: https://www.occhiazzurrionlus.org/it/forum/istruzione/110-nbt-bank-online-banking-information.html