Safe Banking

Bank Calls Starting With 1600: Know What’s Genuine & Avoid Scams

3 min read
Feb 16, 2026
Bank Calls Starting With 1600: Know What’s Genuine & Avoid Scams

Table of contents

Introduction

Your safety is our top priority. With the rapid growth of digital banking, fraudsters are increasingly attempting to contact customers by posing as representatives of AU Small Finance Bank (AU Bank). To safeguard customers against such fraudulent activities, AU Bank has reinforced its communication guidelines under the 'One Bank One Number' security initiative.

It is important for every customer to understand how to identify genuine bank calls and how to protect personal and financial information.

How to Identify Official Calls from AU Small Finance Bank

All official transaction or service-related calls from AU Small Finance Bank will always begin with ‘1600’.

If you receive a call from any other number claiming to be from AU Small Finance Bank:

  • Do not engage in conversation.
  • Do not share any personal or banking information.
  • Disconnect the call immediately.

Never Share Confidential Information

AU Small Finance Bank will never ask for sensitive or confidential information over a phone call, SMS, WhatsApp message, email, or any unofficial channel.

Do NOT share the following with anyone:

  • Account Number
  • Customer ID
  • Debit or Credit Card details
  • OTP (One-Time Password)
  • CVV number
  • ATM PIN
  • Net Banking or Mobile Banking passwords

Beware of APK Files and Suspicious Links

Fraudsters may attempt to trick customers into installing APK files, downloading unknown applications, or clicking on suspicious links. AU Bank will never ask customers to install an APK file or share confidential information through phone calls, SMS, WhatsApp, or email.

Always download official AU Bank applications only from authorized app stores such as the Google Play Store or Apple App Store.

What To Do If You Suspect a Fraudulent Call

  • Disconnect the call immediately.
  • Do not share any information.
  • Report the suspicious number at https://www.sancharsaathi.gov.in.
  • Block and report the number using your smartphone settings.

Stay Alert. Stay Informed. Stay Safe.

Your vigilance is the strongest defence against fraud. Banking security is a shared responsibility. Always verify before you trust. If something feels suspicious, it probably is.

Frequently Asked Questions (FAQs)

How can I identify a genuine call from AU Small Finance Bank?

All official transaction or service-related calls from AU Bank will begin with 1600.

Will AU Bank ever ask for OTP, PIN, or CVV?

No. AU Bank will never ask for OTP, PIN, CVV, passwords, or card details.

What should I do if I shared confidential information?

Immediately contact AU Bank’s official customer care and monitor your account for suspicious transactions.

Where can I report fraudulent numbers?

You can report suspicious numbers at https://www.sancharsaathi.gov.in.

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