How to Register or Change Mobile Number in HDFC Bank?

HDFC Bank is one of the largest private banks in the country. The services offered are pretty impressive, and it has won several awards over the year the services. The best part about HDFC bank is that most services are available online. You don’t have to visit the bank for any transactional related stuff until you have to deposit hard cash in the account. All the services are delivered to you via online banking, mobile banking and WhatsApp banking.

Registering or Changing Mobile Number in HDFC Bank

The key to availing of these services is the mobile number. So, it becomes very important to keep the mobile number updated. At the same time, it is important for the bank to protect your interest and verify your identity before you change your mobile number. Otherwise, this can be a big loophole, leading to cyber fraud. So, are you looking to register or change your mobile number in HDFC Bank? We are here to help you, as we have documented this process below.

Registering or Changing Mobile Number in HDFC Bank

In this section, we have listed the details on how to change your mobile number. Please note that the number can only be changed in the offline mode since the bank doesn’t support an online change of mobile numbers to prevent any fraud. Check out the steps below.

  • You would need to submit a form to change the mobile number in HDFC Bank. You can obtain the form from the bank branch or download it online. The link to the form is available here.
  • You can now visit the branch and submit this form and your photo ID. Ensure that the form has been filled in correctly. You can obtain a receiving from the bank as well. The bank staff will give you the top portion of the form after verifying the form and stamping it.
  • The form is a multi-purpose form, and you can use it to change the address, change the phone number, apply for phone banking, apply for net banking, Debit card, Mobile Banking and many other services.
  • It is not required to visit the home branch, but you can visit any branch close to your residence. If you are a non-resident, you can also send the form using the Oversea Mail Service. Please include a self-attested OVD when you are sending the application form.


This was the process of registering or changing the mobile number in HDFC Bank. Usually, the number is updated or registered within two working days. Once you have the mobile number registered, you will be able to use it to register for net banking. In addition, you will also be able to use it for mobile banking and carrying out other transactions. It is very important to keep your mobile number updated, so ensure that if you change your mobile number, you plan out these updates as well. In addition, never share your details, including passwords or CVV, with anyone else.

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