In today’s digital world, your… The mobile number linked to Aadhaar plays a very important role. It is used for OTP verification, Aadhaar login, e-Aadhaar download, KYC verification, banking services, DigiLocker access and many other government and financial services. If the wrong mobile number is linked (or if the number is inactive), you may experience problems using online services.
Many people are often confused about questions like: Which number is linked to my Aadhaar? How many SIM cards are issued with my Aadhaar? Is there an unknown mobile number in my name? How can I update or change my Aadhaar linked number? This guide answers all these questions simply and clearly.
If you’ve ever wondered – “Which number is linked to my Aadhaar?” – or you suspect misuse of your Aadhaar for SIM registration…
Let’s explore it together!
What is an Aadhaar linked mobile number?
The mobile number associated with Aadhaar is the phone number registered in UIDAI records.
This number is used for:
- OTP verification
- Aadhaar login
- Download e-Aadhaar
- updating Aadhaar details
- government and banking services
If you do not have a mobile number linked to your Aadhaar, you will not be able to use the online Aadhaar services.
Why you should check which number is linked to Aadhaar
Here are the top reasons why every Indian should verify Aadhaar linked numbers:
1. To receive OTPs for Aadhaar services
All Aadhaar services are OTP based, including:
- e-Aadhaar download
- KYC verification
- PAN-Aadhaar Verification
- online updates
If your number is incorrect or inactive, you will not receive OTPs.
2. To detect SIM card fraud
Many fraud cases involve:
- SIM cards issued with someone else’s Aadhaar
- false connections made in your name
- unauthorized numbers linked without permission
By checking Aadhaar linked numbers you can protect yourself.
3. To delete unused/old songs
Sometimes users forget old SIM cards taken years ago.
Unused numbers can:
- Stay active
- be misused for fraud
- affect your identity data
It is a good practice to check and clean unwanted SIM connections.
4. To ensure identity and data security
Aadhaar is directly connected to:
- banking
- telecommunications
- government services
Keep your linked mobile number up to date = strong identity security.
Methods to check which number is linked to Aadhaar
There are two different types of controls:
| Check the type | Goal |
|---|---|
| UIDAI mobile verification | Confirms whether your mobile number is registered in Aadhaar |
| TAFCOP / Sanchar Saathi | Shows how many SIM cards have been issued with your Aadhaar |
Both are important and serve different security needs.
Let’s learn them one by one.
Method 1 — Check if your mobile number is linked with Aadhaar (UIDAI)
This method tells you whether a specific mobile number is registered in Aadhaar or not. Your number is not displayed; it only confirms whether the number entered matches UIDAI records.
Steps:
- Go to https://myaadhaar.uidai.gov.in/verify-email-mobile
- Enter: Aadhaar number, mobile number and Captcha
- Click Continue to Verify
Possible results:
| Result | Meaning |
|---|---|
| Mobile number has been verified | This number is linked to your Aadhaar |
| This number is linked to your Aadhaar | This number is NOT linked |
| Error / no response | Aadhaar may not have a mobile number associated with it |
- If you don’t remember your Aadhaar linked number, try all your current numbers one by one.
- If none of these work, you will need to update your mobile number in Aadhaar.
Method 2 – Check how many mobile numbers are linked to your Aadhaar (TAFCOP).
This method shows:
- How many SIM cards are issued with your Aadhaar
- All mobile numbers registered in your name
- Unknown or fraudulent numbers
This service is provided by the Department of Telecommunications (DoT).
Steps:
- Visit https://tafcop.sancharsaathi.gov.in
- Enter your mobile number
- Click Apply for OTP
- Enter OTP
- View the list of all numbers linked to your Aadhaar
You can see:
| Type | Meaning |
|---|---|
| Figures you recognize | Your valid SIM cards |
| Old songs | Previously used SIM cards |
| Unknown numbers | Possible fraud/abuse |
🚨 If you see unknown numbers:
Select: 👉 “This is not my number.”
Submit the report.
The telecom company will:
- Verify
- Deactivate the fraudulent number
- Let us know via text message
How can you update or change your Aadhaar linked mobile number?
Updating the mobile number cannot be done online.
You must visit: Aadhaar Service Center or Aadhaar Enrollment/Update Center
Steps:
- Visit the Aadhaar Update Center
- Complete the Aadhaar update form
- Select ‘Update mobile number’
- Provide biometric verification
- Pay ₹50 update fee
- Acknowledgment of receipt (URN)
- The number will be updated within 5 to 10 days
No need for:
- Old mobile number
- Old SIM card
- OTP from previous issue
Your biometrics are sufficient.
Difference between Aadhaar linked number and SIM Aadhaar KYC
Many people confuse the. Here’s the difference:
| Type | Meaning |
|---|---|
| Aadhaar linked mobile number | Registered in UIDAI database (used for OTP) |
| SIM card issued with Aadhaar | Purchased mobile connection using Aadhaar as proof of identity |
Both are separate, but related to identity verification.
SIM card limit per Aadhaar
- Maximum 9 SIM cards per Aadhaar (most states)
- Maximum 6 SIM cards in J&K, Assam and North-East
If additional SIM cards are present, the system will automatically highlight them.
Difference between two things
| Term | Meaning |
|---|---|
| Aadhaar linked mobile number | Number stored in UIDAI database |
| SIM card issued with Aadhaar | Purchased mobile connection with Aadhaar KYC |
Both are different but related to identity verification.
Security tips to protect Aadhaar and mobile identity
- Check Aadhaar-linked SIM cards regularly
- Report unknown numbers immediately
- Keep your Aadhaar mobile number updated
- Do not share OTP with others
- Avoid uploading Aadhaar on unsafe websites
Frequently asked questions 🙂
A. To 9 SIM cards (6 in limited regions).
A. No: Only UIDAI portal authentication is available.
A. Update your new mobile number at the Aadhaar center.
A. Report fraud on the TAFCOP portal – this will be investigated.
A. No – Aadhaar KYC for SIM is optional (not mandatory now).
Conclusion 🙂
Knowing which mobile number is associated with your Aadhaar is very important for your digital security, identity protection, OTP verification and access to online services. Your Aadhaar-linked mobile number ensures that only you can verify your identity and access government, banking and online services securely.
Using the UIDAI verification page and TAFCOP (Sanchar Saathi) portal, you can easily check your Aadhaar registered mobile number, see how many SIM cards have been issued with your Aadhaar, detect unknown or fraudulent mobile numbers, report suspicious connections and update your Aadhaar linked mobile number whenever necessary. By staying informed about this data, you can prevent misuse, avoid identity risks and keep your Aadhaar data safe and accurate.
“Digital identity is most secure when we stay informed, verify regularly and take control of our own security.” — Mr. Rahman, CEO Oflox®
Also read:)
Have you checked how many numbers are linked to your Aadhaar? Share your experience or ask your questions in the comments. We are happy to help you!
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