Old Second National Bank provides banking products and services for businesses and individuals. Its personal banking products and services include checking and savings accounts, card services, loans, retirement services, online and mobile banking, prime time club accounts, and money center check cashing accounts; and loans, such as home, home equity, auto, and personal loans.

Bank Official Website:
•www.oldsecond.com

Bank Customer Service Telephone:
• 1 (877) 866-0202

Bank Routing Number:
•071900760

Bank Swift Number:
• This BANK is not part of the SWIFT network, so there is no number.

Online Banking Mobile Apps:
• iPhone
• Android

Branch Locator:
•Branch Finder Link

Old Second National Bank Online Banking Login

HOW TO LOGIN

Step 1 – Old Second Bank login can be found by going to the bank`s Homepageand clicking on `Account Login` at the top right of the page.

Step 2 – Next the user must click `O2 Online Banking`.

Step 3 – Next the user must enter their online `Online Banking ID` and then click `Submit`.

Forgot Banking ID/Password –

If a user is not able to remember their login details they will need to contact the bank. They can call the bank by telephone on 1 (877) 866-0202 or if they prefer to speak to a member of staff they can visit their `Local Branch`.

HOW TO ENROLL

Step 1 –  Old Second Bank login can be found by going to the bank`s Homepageand clicking on `Account Login` at the top right of the page.

Step 2 –   Next the user must click `O2 Online Banking`.

Step 3 –  Next the user must click on `Sign Up Here`.

Step 4 –  Next the user must check the box for `Personal Account` and then click on `Apply`.

Step 5 – Now the user must complete the `Blank Fields` and then click `Next`.

Required

• Name
• Last four digits social security
• Mother`s maiden name
• Date of birth
• Address
• ZIP code
• Email address
• Telephone number