The Aadhaar Card, provided by the Unique Identification Authority of India (UIDAI), is a 12-digit identity number assigned to residents of India. You can conveniently link your mobile number to your Aadhaar online or update it offline. This number is created using biometric information—ten fingerprints, two iris scans, and a facial photograph—along with basic personal data. As a lifelong identity credential, Aadhaar verifies both identity and address nationwide, making it important to link your Aadhaar card with your mobile number for smooth access to various services.
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Importance of Aadhaar Card
Universal identity document: The Aadhaar Card functions as a widely accepted proof of identity and address across the country, streamlining authentication.
Welfare distribution: Aadhaar supports the direct transfer of government subsidies to eligible beneficiaries and helps eliminate middlemen.
Tax requirements: Linking PAN with Aadhaar is compulsory when filing Income Tax Returns.
Banking operations: Banks consider Aadhaar a primary KYC document when opening new accounts.
Telecom verification: Mobile operators rely on Aadhaar for validating individuals applying for new SIM cards.
LPG benefits: Aadhaar is needed to receive LPG subsidies and related advantages.
Digital life certificates: Pensioners can generate digital life certificates using Aadhaar, removing the need to appear physically.
Investments: Aadhaar is required for investing in financial products such as mutual funds and equities.
Insurance: Insurers request Aadhaar details when issuing new policies.
The Aadhaar Card plays a central role in making government services, subsidies, and schemes easily accessible. Therefore, linking Aadhaar with your mobile number becomes essential.
Benefits of Linking Aadhaar Card With Mobile Number
Connecting your Aadhaar number to your mobile phone brings several benefits for individuals as well as the nation:
Improved security: Linking the Aadhaar number with mobile devices enhances identity verification and limits impersonation, strengthening both personal and national security.
Access to government facilities: A linked mobile number is required for using many Aadhaar-related online tools, including the Self-Service Update Portal and the mAadhaar app, allowing direct access to welfare programmes.
Faster service delivery: Integrating Aadhaar with mobile phones allows users to receive SMS alerts for Aadhaar services, making verification easier and improving public service efficiency.
Streamlined KYC: Individuals can electronically verify their Income Tax Returns using an Aadhaar-based OTP. Linking Aadhaar to mobile phones also reduces paperwork and makes KYC processes more convenient.
How to Link Mobile Number With Aadhaar Card?
If you’re wondering how to link your mobile number to your Aadhaar online, follow these steps:
Visit the India Post website: Open your browser and go to the official website of the Indian postal service.
Provide your details: Enter your name, phone number, address, email, and other required information.
Select the service: Choose PPB-Aadhaar Service from the dropdown list, then select Link/Update Aadhaar with Mobile/Email.
Generate OTP: After completing the form, click Get OTP. A one-time password will be sent to your phone.
Enter the OTP: Type the received OTP on the next page.
Confirm your request: Select Confirm request to receive a reference number to track your application.
Verification: Your nearest post office will receive your request. A postal official will visit your address and verify your details using a biometric device. The officer completes the linking or update process.
Linking your mobile number during initial Aadhaar enrolment is free. However, updating, changing, or linking your number later costs ₹50 (including GST).
How to Check if Your Aadhaar Card Is Linked With Your Mobile Number
Follow these steps:
Go to the official UIDAI website
From the MY AADHAAR menu, select VERIFY EMAIL/MOBILE NUMBER
Enter your Aadhaar number, mobile number, and captcha
Authenticate using the OTP sent to your phone
Steps to Link Aadhaar Card With Mobile Number Offline
Since you cannot update your new mobile number online, use the offline method:
Visit the nearest Aadhaar enrolment centre
Fill out the Aadhaar update/correction form
Provide the mobile number you want to add to your Aadhaar
An Aadhaar executive will capture your biometrics for verification
Submit the form
Linking Aadhaar with your mobile number increases security, enables access to government platforms, and simplifies documentation, benefiting users and improving public service delivery.
Step-by-Step Process for Linking Aadhaar With Mobile Number Through IVR
The Government of India allows subscribers to link Aadhaar with their SIM using an Interactive Voice Response (IVR) system. Both prepaid and postpaid users can proceed as follows:
Dial the toll-free number 14546
Select your residency status (press 1 if you are an Indian resident)
Enter your 12-digit Aadhaar number
Confirm the Aadhaar number by pressing 1
Provide the mobile number registered with Aadhaar to receive the OTP
Give consent for the telecom operator to access your name, photo, and date of birth from UIDAI
Enter the OTP received
Press 1 to complete the re-verification
How to Check Which Mobile Numbers Are Linked With Aadhaar via TAFCOP Portal
The Department of Telecommunications (DoT) has launched the TAFCOP portal to help users identify telecom connections linked to their Aadhaar.
Procedure:
Visit the TAFCOP portal
Enter your mobile number
Click Request OTP
Enter the OTP to log in
View the list of all phone numbers linked to your Aadhaar
Remove any numbers that are outdated or incorrect
Note: The TAFCOP portal currently operates only in Andhra Pradesh, Kerala, Rajasthan, Telangana, and Jammu & Kashmir.
Fee for Linking Aadhaar With Mobile Number
Linking your mobile number during Aadhaar enrolment is free of charge. However, updating or adding a mobile number later—whether online or at an enrolment centre—costs ₹50 (GST included). Multiple updates done at the same time do not incur extra charges.










