While access to Middlefield Bank's online banking will begin on Monday, April 24, 2023. Please be aware that you may not see all accounts.

This is part of the conversion process and your funds and accounts are safe. We ask that you please complete the form below to report the accounts you do not see when you log in to online banking (checking, savings, money markets, loans, etc.). Account changes may take up to 3-5 business days to process. Please do not include any account numbers in the form below.

Cannot Access Your Online/Mobile Banking?

How do I access Middlefield Bank’s online/mobile banking? You will use your existing username or user ID and a temporary password of the last 6 digits of your social security number or business tax ID. On Monday, April 24, the Liberty National Bank Online and your old Mobile Banking app will no longer work. Visit middlefieldbank.bank and click the online banking login or download Middlefield Bank's app in your your mobile app store. There are different mobile banking apps for Personal (Easylink) and Business. Please search in your device's app store for Middlefield Bank to find the correct ones or use the direct links below:

MB Personal Banking App (Easylink):

MB Business Banking App:

Missing an Account? Fill out the form below: