+1 (888) 462-4968

Customer Support

We're here to help with anything you need. Reach us by phone, email, or through your online banking account. Our goal is to resolve your issue on the first contact.

Three Ways to Reach Us

Choose the support channel that works best for you. For urgent matters like fraud or unauthorized transactions, always call us directly.

Phone Support

Speak directly with a support representative. Automated services are available 24/7. Live agents are available Monday through Friday, 8 AM to 8 PM ET, and Saturday 9 AM to 5 PM ET.

+1 (888) 462-4968
Avg. response: Under 90 seconds

Email Support

Send a detailed inquiry to our support team. Email is ideal for non-urgent questions, document requests, and follow-ups on existing cases. Include your account number for faster service.

[email protected]
Avg. response: Within 4 business hours

Online Banking

Access self-service tools through your online banking dashboard. Send secure messages, dispute transactions, manage alerts, download statements, and update your account settings.

Sign in at iounational-help.com/login
Avg. response: Immediate — 24/7 access

Support Categories

Select the category that best matches your inquiry so we can connect you with the right specialist. You can also call +1 (888) 462-4968 and our team will route your call.

Accounts & Cards

Checking, savings, CDs, debit cards, credit cards, account closures, and fee inquiries.

  • Open or close an account
  • Replace a lost card
  • Dispute a fee

Loans & Mortgage

Auto loans, personal loans, home equity, mortgage applications, rate locks, and payoff quotes.

  • Check loan rates
  • Request payoff amount
  • Apply for a mortgage

Cards & Mobile

Card activation, PIN changes, digital wallet setup, mobile app troubleshooting, and push notifications.

  • Activate a new card
  • Add card to Apple Pay
  • Fix mobile login issues

Technical Support

Online banking access issues, mobile app errors, two-factor authentication, browser compatibility, and password resets.

  • Unlock my account
  • Reset two-factor auth
  • App crashing on launch

Billing & Statements

Monthly statements, transaction history, overdraft charges, interest inquiries, and tax documents.

  • Request a paper statement
  • Get 1099-INT form
  • Understand a charge

Expected Response Times

We strive to resolve most issues during your first contact. Here are our current response time benchmarks.

ChannelResponse Time
Phone (live agent)Under 90 seconds
Phone (automated)Immediate
EmailWithin 4 business hours
Secure messageWithin 1 business day
Fraud reportsImmediate
Written mail5–7 business days

Feedback & Complaints

Your feedback helps us improve. Whether you had a great experience or encountered an issue, we want to hear from you. All complaints are reviewed by our Customer Experience team and receive a response.

Submit Feedback

Email [email protected] with the subject line "Feedback" or call +1 (888) 462-4968 and request to be connected with Customer Experience.

File a Formal Complaint

If your issue was not resolved to your satisfaction, you may file a formal written complaint by mailing our headquarters at 200 Park Avenue, 34th Floor, New York, NY 10166, Attn: Customer Complaints. You may also email [email protected]. Formal complaints receive a written response within 15 business days.

Regulatory Agencies

If you believe your complaint has not been adequately addressed, you may contact the Office of the Comptroller of the Currency (OCC), the Consumer Financial Protection Bureau (CFPB), or your state banking regulator.

Suspect Fraud or Unauthorized Activity?

Call our fraud hotline immediately. The line is staffed 24 hours a day, 365 days a year, with no wait times.