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How to Contact GNB Bank Customer Service

GNB Bank is dedicated to providing excellent customer service to its clients. If you have questions, need assistance, or wish to give feedback, GNB Bank offers various ways to get in touch with their customer service team.

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Published onSeptember 2, 2024
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How to Contact GNB Bank Customer Service

GNB Bank is dedicated to providing excellent customer service to its clients. If you have questions, need assistance, or wish to give feedback, GNB Bank offers various ways to get in touch with their customer service team.

Contacting GNB Bank Customer Service

1. Phone Support

You can contact GNB Bank's customer service by calling 800-423-7503. The support team is available from Monday to Friday, 9:00 am to 5:00 pm EST. A representative will be ready to assist you with any inquiries or concerns.

2. Online Contact Form

To submit your inquiry online, GNB Bank provides a contact form on their Contact Us page. Fill in your contact details and a brief description of your concern. The customer service team will respond promptly.

3. In-Person Visits

For face-to-face assistance, visit one of GNB Bank's locations. They have offices in Ackley, Conrad, Geneva, Grundy Center, Iowa Falls, Manchester, Marshalltown, and Story City. You can find the addresses and hours of operation on their Locations page.

4. Online Banking Support

GNB Bank offers resources for online banking assistance on their website. If you need help enrolling in online banking or navigating specific features, check their Online Banking FAQs page. You can also find information about their online and mobile banking tools on the eServices page.

5. Additional Contact Information

For immediate assistance outside regular business hours, GNB Bank provides contact numbers for lost or stolen cards. During business hours, call 800-545-0172 for lost or stolen debit cards. For lost or stolen credit cards after hours, use 800-423-7503. GNB Bank's routing number is 073905064.

When contacting GNB Bank's customer service, avoid sharing personal information like your social security number or account number. If immediate assistance is needed, call your nearest GNB Bank location directly.

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