Business Business banking at Bank of New Zealand has been branded BNZ Partners and provides a full range of banking services for small, medium and large businesses. Customers are able to bank using telephone banking, internet banking or by visiting one of 180 branches around New Zealand.You will also need an Apple iPhone, iPad, iPod touch running iOS 5 (or above), or an Android phone or tablet running Android operating system version 5.0 (or above). Firstly, you’ll need to be registered for ANZ Internet Banking.