HOW TO BLOCK PHONE BY IMEI NUMBER: In our contemporary society, the mobile phone is a requisite and plays an important role in our general routine. With the fast development of science and technology, the functions of a mobile phone are more and more diversified. 

We can use a phone to take photos, videos, chat with others, etc. As a result, it carries our innumerable privacy and it's very dangerous to lose it. If your phone was lost or stolen unfortunately, don't worry too much. We can still lock the lost phone with IMEI number to protect the privacy.

Before solving how can I block my stolen phone using IMEI number, let's have a brief learn of IMEI number first.

IMEI number

HOW TO BLOCK PHONE BY IMEI NUMBER: The IMEI (International Mobile Equipment Identity) number is a unique identifier for mobile devices. It is a 15-digit number that is used to identify a particular device, and it is typically found printed on the back of the device or on the SIM tray.

To find your device's IMEI number, you can dial *#06# on your phone's dial pad, and the number will be displayed on the screen. You can also check the device settings menu to find the IMEI number. On most devices, you can find this by going to "Settings," then "About Phone," and then "Status."


The IMEI number is important because it can be used to track a lost or stolen phone, as well as to block a device from accessing certain networks if it has been reported stolen. It is also used by network carriers to identify and authenticate devices on their networks.

Step 1: Before applying for IMEI blacklisting, you’ll have to visit the nearest police station and file a report with the Police. You’ll also need to collect a copy of the report. Filing a report at the police station is mandatory and without filing a report you cannot block your lost or stolen phone. You should provide the details of your Phone Make, Model Number, and SIM cards (Mobile numbers) used in the lost or stolen phone.

Step 2: Once you file the report in the Police Station, You need to visit the telecom service provider’s office or outlet to get a duplicate SIM card for the lost number. (Ex: Jio, Airtel, Vodafone, BSNL, MTNL, etc.). This step is essential and you need to make sure that you are getting the same number that was present in the stolen or lost phone. You need to enter a One-time Password (OTP) which will be sent on this number while submitting the request for blocking your IMEI.

Step 3: Submitting a request to block the phone’s IMEI number – After getting the duplicate SIM card from the service provider, you need to wait for 24-hours to complete the SMS activation process. There is no way to bypass it.

Documents needed to block the IMEI number

HOW TO BLOCK PHONE BY IMEI NUMBER: A copy of the police report you filed earlier. (Mandatory)
  • Identity proof (Voter ID, Passport, Adhaar, etc.). (Mandatory)
  • Invoice copy of the stolen or lost mobile. (Optional)
  • IMEI number of the lost or stolen phone. (Optional)
Now go to This form includes three parts – Device Information, Lost Information, and Mobile Owner Personal Information. You need to fill in all the necessary information to block the IMEI of your lost or stolen phone.


Device Information

HOW TO BLOCK PHONE BY IMEI NUMBER: Enter the primary mobile number. You can also enter the 2nd Mobile number if you are using two numbers on the lost or stolen phone
  • Enter the IMEI 1 and IMEI 2. You can keep these fields blank in case you don’t know the IMEI number of your lost device.
  • Device Brand – (Ex: Apple, OnePlus, etc.)
  • Device Model – (Ex: iPhone 12, OnePlus Nord). This field is optional. Leave it blank if you don’t know the device model number.
  • Upload the mobile purchase invoice if you have. This step is also optional. If you don’t have the invoice, skip to the next step.

Lost Information

  • Lost place – The place where your device is lost or stolen
  • Lost date – Date when your phone is lost
  • Select state – State where your phone is lost
  • Select district – District where your phone is lost
  • Select Police Station – Select the Police Station where you file the report
  • Police Complaint Number – You’ll get the number on the report you received from the police station.
  • Upload Police complaint – Scan or take a photo of the report you received from the police station and upload it by clicking on the Choose file. You can also add multiple complaints by clicking the Add more complaint box


Mobile Owner Personal Information

  • Owner name – Enter your name
  • Address – Enter your current address
  • Upload identity – Select the Identity proof such as Adhaar, Pan, etc.
  • Identity Number – You’ll find this number on your Identity proof selected.
  • Email ID – Enter your e-mail ID to receive updates.
  • Click on the Get OTP
HOW TO BLOCK PHONE BY IMEI NUMBER: Enter the OTP you received on your mobile number in the Enter OTP field and click on Verify OTP.
Give declaration by ticking the checkbox.
Click on Submit button to complete the process.

Once you click on the submit button, you’ll receive a Request ID. Make a note of the request ID. This request ID can be used to check the status of your request and also for unblocking the IMEI if you got your lost or stolen phone. 

After successfully submitting the blocking request, your details will be verified and the phone will be blocked within 24 hours. After the phone has been blocked, it cannot be used on any network across India.

Check lost/stolen Mobile Request Status

Unblock a lost or stolen phone’s IMEI

HOW TO BLOCK PHONE BY IMEI NUMBER: In case if you got your lost or stolen phone, you’ll not be able to use your device as the IMEI is already blocked. In such a case, you need to unblock your device’s IMEI by submitting a request. To unblock the IMEI of your phone
  • Go to
  • Enter the Request ID. This is the ID you received after blocking the IMEI.
  • Enter Mobile number. You need to use the same mobile number which you used while blocking the IMEI.
  • Enter the Reason for Un-blocking
  • Enter a Mobile Number to get the OTP
  • Click on Get OTP
  • Enter the OTP you received on your mobile number in the Enter OTP field and click on Verify OTP
  • Click on Submit to complete the process. After submitting the form, the IMEI will be unlocked in a few hours or days.

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