How to Link Mobile Number to Aadhaar Card Online and Offline in 2026?

Linking your Aadhaar to your mobile number is important for verification, accessing services like banking and insurance and keeping your identity safe. When your mobile number is linked to Aadhaar,  you can easily check transactions. You can also get your Aadhaar back if you lose it and use Aadhaar-linked services easily. If you want to know how to link your number with Aadhaar, you can do it online or offline through centres that are allowed to do this. 

Your Aadhaar is connected to things like your PAN, bank accounts and investments. So, it is good to keep your number updated for easy access and better security, for all your financial activities.  
Read on to find out how to link your number to Aadhaar, both online and offline so you can do it without confusion. 

How to Link a Mobile Number with an Aadhaar Card Online? 

If you prefer doorstep service, you can link your Aadhaar with your mobile number online through India Post Payments Bank (IPPB). Here is how to link mobile number with Aadhaar card online: 

Step 1: Visit the official website 
Go to https://www.ippbonline.com/web/ippb/doorstep-banking  

Step 2: Share your basic details 
Enter simple details like your name, address, mobile number and email ID. These help the post office reach you easily for the next steps. 

Step 3: Choose the right service 
From the service drop-down, select PPB – Aadhaar Service. Then choose UIDAI – Mobile or Email to Aadhaar linking or update. This tells the system exactly what you want to update. 

Step 4: Request and confirm OTP 
Once everything is filled in, click on Request OTP. You will receive an OTP on your mobile number. Enter it on the next screen and confirm your request. 

Step 5: Save your reference number 
After submission, you will see a Reference Number. Keep this handy. You can use it to track your request later. 

A postal official will visit your address to complete biometric verification. After verification, your mobile number gets linked to Aadhaar. You can also check the update status later on the UIDAI website. 

How to Link a Mobile Number with an Aadhaar Card Offline? 

If you don’t mind visiting a branch physically, you can even link your Aadhaar with your mobile number offline. 

Step 1: Locate your nearest Aadhaar enrolment or update centre using the UIDAI website 

Step 2: Visit the centre with your Aadhaar card 

Step 3: Fill out the Aadhaar update form for mobile number linking 

Step 4: Complete biometric verification 

Step 5: Pay the required fee and collect the acknowledgement slip 

You will receive a Unique Request Number (URN), which can be used to track the update status online. 

How to Book an Appointment for Aadhaar Link to Mobile Number? 

If you are planning to visit an enrollment centre, booking an appointment in advance can help you avoid long waiting times. 

• Step 1: Visit the official UIDAI website 

• Step 2: Select ‘Book Appointment’ 

• Step 3: Choose the Aadhaar update service 

• Step 4: Pick a nearby enrolment centre 

• Step 5: Select a convenient date and time 

Documents Required to Link Aadhaar with Mobile Number 

The process is simple and does not require many documents. You only need your Aadhaar card. Biometric verification is completed at the centre or during doorstep service. No additional identity proof is required. 

Charges for Linking Aadhaar to Mobile Number 

• Aadhaar mobile number update fee: ₹50 

• The fee is the same for online and offline methods 

• Payment is made during the update request 

How to Check if Aadhaar Card is Linked with Mobile Number? 

After submitting your request, you can check whether your mobile number is linked. 

Step 1: Visit the official UIDAI website 
Step 2: Select ‘Verify Aadhaar Number’ 
Step 3: Enter your Aadhaar number and Captcha 
Step 4: Submit to view the status 

If your number is linked, you will see confirmation on the screen. 

How to Change Mobile Number Linked with Aadhaar? 

 
Keeping your mobile number updated with Aadhaar is important for receiving OTPs, accessing online services, and completing identity verification seamlessly. Follow these simple steps to update your registered mobile number. 

Step 1: Visit the Nearest Aadhaar Enrolment/Update Center 

Go to your nearest Aadhaar Seva Kendra or Aadhaar Enrolment Center. 

Step 2: Carry Your Aadhaar Card 

Take your Aadhaar card or Aadhaar number with you for verification. 

Step 3: Request for Mobile Number Update 

Ask for the Aadhaar Update/Correction Form and select the option to update your mobile number. 

Step 4: Fill in the Required Details 

Enter your Aadhaar number and the new mobile number you want to link. 

Step 5: Submit Biometrics for Verification 

Your fingerprint or iris scan will be taken to verify your identity. 

Step 6: Pay the Update Fee 

Pay the required Aadhaar update fee at the center. 

Step 7: Collect the Update Request Number (URN) 

After submission, you will receive an acknowledgment slip containing the URN to track your request. 

Step 8: Track the Update Status 

You can check the update status online using the URN on the official UIDAI website. 

Step 9: Mobile Number Gets Updated 

Once verified and approved, your new mobile number will be linked to your Aadhaar. 

Benefits of Linking Aadhaar Card with Mobile Number 

Linking your Aadhaar with your mobile number offers several benefits: 

• Faster KYC for banks and financial services 

• Easy OTP-based verification 

• Quicker access to government services 

• Simple Aadhaar retrieval if lost 

• Smoother loan and investment applications 

Many lenders use Aadhaar-based OTP verification during loan checks. If your mobile number is not linked, this step can take longer than expected. That is why knowing how to link mobile number with Aadhaar helps. Keeping your details updated makes verification quicker and the overall process smoother. 

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FAQs on linking Aadhaar with mobile number 

How can I link my mobile number with an Aadhaar card online? 

You can link your mobile number with your Aadhaar card online through the Indian Postal Service website. It clearly explains how to link Aadhaar with phone number using a simple doorstep verification process. 

How many days does it take to link Aadhaar with a mobile number? 

After verification is complete, it can take up to 5 to 10 days for your Aadhaar card to be linked with your mobile number.  

Can I link more than one mobile number with my Aadhaar? 

As per the UIDAI guidelines on how to link mobile number with aadhar, you can register only one mobile number with each Aadhaar card. But there is no limit to the number of Aadhaar numbers that can be linked to the same mobile number. 

Why is it necessary to link a mobile number with an Aadhaar number? 

To access Aadhaar-linked services, you will receive an identity verification code on your mobile number linked to your Aadhaar card. Hence, it is necessary to have your active mobile number linked with the Aadhaar card.  

Is it possible to update my Aadhaar details anywhere in India? 

You can visit your nearest Aadhaar Enrolment Update Centre to link your Aadhaar with your mobile number. 

Is there any fee for updating mobile number to Aadhaar? 

 
Yes, UIDAI charges a nominal fee for updating your mobile number linked to Aadhaar. You can visit the nearest Aadhaar Enrolment or Update Centre to complete the process. Carry your Aadhaar card for verification. The update is usually processed within a few days after successful submission. 

How can I check if my mobile number is linked to Aadhaar? 

 
You can check whether your mobile number is linked to Aadhaar by visiting the official UIDAI website and using the “Verify Email/Mobile Number” service. Enter your Aadhaar number and mobile number to confirm the linkage status instantly through OTP-based verification.