Business First Bank b1BANK Mobile Banking is available exclusively to b1BANK Internet Banking customers. Mobile Banking allows you to manage and access your account anytime, anywhere from any device.   Business First Bank Service Telephone Contact Us: 1-877-614-7600 1-877-471-2265 Online Banking Login How to Log In 1. Visit the bank’s website https://www.b1bank.com/.     2. The Login is located to the right part of their page.     3. You’ll be directed to another page and required to log in…