Keeping your mobile number updated with HDFC Bank is important to ensure you receive important banking notifications like transaction alerts, OTPs (one-time passwords), and security messages. HDFC Bank makes this process easy by offering multiple ways to change your registered mobile number. Whether you prefer to do it online through net banking or offline by visiting an ATM or branch, you can choose the option that works best for you.
This webpage explains all the methods available for HDFC Bank mobile number change in a step-by-step format, including how to check the status of your request and details about the application form.
You can change your HDFC Bank mobile number using NetBanking, an ATM, or by visiting a branch. This keeps your account updated and ensures you receive important alerts and messages.
Table of Contents:
HDFC Bank gives you three main ways to update your registered mobile number. The table below shows a quick comparison:
| Method | Mode |
|---|---|
| Net Banking | Online |
| ATM | Offline |
| Bank Branch | Offline |
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If you have access to your existing mobile number and prefer to do things online, this is the easiest method for HDFC Bank mobile number change online.
Steps to change mobile number using Net Banking:
If you cannot log in to Net Banking or prefer doing it offline, you can update your mobile number at any HDFC Bank ATM.
Steps to update the mobile number through the ATM:
This method is helpful if you don’t have internet access, but you still need access to your current number to receive the OTP.
If you don’t have access to your old number or if you're looking for a method that doesn’t need OTP, visiting a branch is the best option. You will need to carry valid ID proof for identity verification.
Steps to change the mobile number at a branch:
This method is ideal for people who are looking for how to change their mobile number in HDFC Bank without OTP.
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When you visit the bank to update your number, you need to fill out an official form called the HDFC Bank mobile number change form. This form is also used to update other contact details like your email ID or address.
What the form includes:
You can request the form at any HDFC Bank branch. You may also find an HDFC Bank mobile number change form PDF on the bank’s website or by asking a bank representative. Be sure to carry valid ID proof for verification.


After you submit your request to update your mobile number, you can check the status online using NetBanking. This is useful to ensure that your update has been processed successfully.
Steps to check the mobile number update status:
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If you need assistance with any HDFC Bank service, use the following official customer care options:
| Support Service | Contact Details |
|---|---|
| Toll-Free Customer Care Numbers (India) | 1800 1600 / 1800 2600 |
| Customer Care (For Overseas Customers) | +91 22-61606160 |
| Chat Support via EVA (Virtual Assistant) | Connect with EVA for instant solutions |
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It usually takes up to 24 hours to update your mobile number via NetBanking or ATM. Updates at branches may take a little longer, depending on processing time.
Most banks take 24 to 48 hours to update a mobile number, depending on the method and verification process.
No, HDFC Bank allows only one registered mobile number per customer for receiving alerts and OTPs.
You can change it through NetBanking, ATM, or by visiting a branch with valid ID proof. The exact steps vary by bank.
Yes, your registered mobile number (used for verification and alerts) can be changed by submitting a request through authorized channels like net banking, ATM, or in person.
You may change your mobile number if you’ve lost access to the old one, changed service providers, or want to receive alerts on a new number.
Yes, you can use the same mobile number for multiple bank accounts, unless the bank has specific restrictions.
Currently, HDFC Bank requires you to visit a branch in person with a valid ID and a written request to close your account.
People often change their numbers due to SIM loss, spam calls, switching to a new provider, or personal privacy concerns.
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