Bank of Wisconsin is closed Monday, October 12, 2026, in observation of Columbus Day.

FRAUD ALERT: IMPOSTER PHONE CALLS

Bank of Wisconsin will never ask you for your credit or debit card information, your online banking credentials or ACH information. If you believe you have given out any account information, contact your banker immediately, call us at 715.449.2556 or stop by our branches in Birnamwood, Hatley, Wittenberg and Antigo. Businesses read more here on PPP loan scams.

FDIC Digital Sign, using the official FDIC wordmark. This digital sign indicates the deposit institution is backed by the full faith and credit of the US government.

Online Banking

Banking online makes life better

Conduct your banking online using any of your devices right from your couch! Easily check your balances, transfer funds and pay bills plus more — saving you time and trips to the bank.

Online banking is available 24/7:

  • Check account balances.
  • Monitor daily transactions.
  • Transfer funds between Bank of Wisconsin accounts and to and from other banks and financial institutions with account-to-account transfer.
  • Pay your bills conveniently with consumer Online Bill Pay service.
  • Access your statements online and sign up to receive eStatements.
  • Access your account and transfer funds on your smartphone with mobile banking.
  • Access important 1099-INT tax forms.

Enroll in Online Banking

Download Instructions

For Businesses

Business Online Banking

Our Mobile App is another great digital banking option

To start using Mobile Banking, simply complete these steps:

  • Download the Bank of Sun Prairie mobile app from Google Play Store or Apple App Store
  • Choose “First-Time User? Enroll Now.”
  • Contact us at 715.449.2556
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