HSBC Bank Online Banking HSBC Bank was founded in 1865. It is a subsidiary of HSBC Holdings UK. Before being acquired by HSBC Group, it was known as Marine Midland Bank of New York State. Customer Service Telephone 1(800) 975-4722 Online Banking Login How to Log In: 1. Go to the bank’s website. 2. Click Internet Banking on the upper right-hand side of the page. 3. Enter your username and click Log On. You will be directed to another page…