Fifth Third Bank, often stylized as “5/3 Bank”, is a principal subsidiary of the bank holding company Fifth Third Bancorp. Headquartered in Cincinnati, Ohio, the company is ranked on the list of one of the largest banks in the United States. The company offers numerous banking and financial services, including mortgages. If you have a mortgage account with the bank, then you can manage your account and information simply by logging in through the computer or your mobile device. The Fifth Third mortgage account login process is explained in the following article.

Fifth Third Mortgage Account Login Steps

The steps below detail how you can log into your Fifth Third mortgage account:

  1. Visit the Fifth Third Bank official website,, and navigate to the mortgage section.
  2. In the upper right-hand corner, select Log In to open the dropdown menu.
  3. Ensure that Online Banking is selected.
  4. Enter your User ID and your Password.
  5. Click on Log In.

For more details about Fifth Third Mortgages, check out our Fifth Third Mortgage rates guide!

Fifth Third Bank Mobile Mortgage Account Login Steps

Another way to log into your Fifth Third mortgage account is through your mobile device, be that a Smartphone or tablet. The steps are laid out below:

  1. Go to the Fifth Third Bank Mortgage section using any web browser.
  2. In the top right-hand corner, tap on Log In.
  3. On the log in page, make sure Online Banking is selected.
  4. Enter your User ID and Password.
  5. Tap on Log In.

If you don’t want to go the web browser route, you can also manage your account through your mobile device by downloading the Fifth Third Bank Mobile App for Apple and Android devices. The steps to do that are explained in the following sections.

Fifth Third Bank Mobile Login Steps for Apple Users

  1. Download the Fifth Third Mobile Banking app in the App Store.
  2. Locate the blue 5/3 icon and tap to launch it.
  3. Enter your User ID and Password.
  4. Tap Log In.

Fifth Third Bank Mobile Login Steps for Android Users

  1. In the Google Play Store, install the Fifth Third Mobile Banking app.
  2. Find the blue 5/3 icon to launch the app.
  3. Type in your User ID and your Password.
  4. Select Log In.

Customer Support & Useful Links

Although Fifth Third Bank made it simple to access your account online or with their mobile app, there is the chance that you can experience some issues signing in. If you have trouble or just have questions you need answered, there are a few ways you can reach out to the company. These methods are explained below:

  • Forgetting your sign in information is possible, so if this happens to you, you can select the Forgot User ID or Password link to find assistance.
  • If you have questions you think are already answered, feel free to check out the company’s Customer Service Center to look through FAQs.
  • For those looking to contact the Customer Service Call Center, you can call 1-800-972-3030 Mon-Fri 7AM-8PM EST or Sat 8:30AM-5PM EST.


Managing a mortgage account through Fifth Third Bank is easy thanks to their online system. Paired with the walkthroughs above, you can reach the Fifth Third mortgage account login page with little difficulty. If you do encounter some trouble, there is help available from the company online or over the phone.