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How to Retrieve Lost Aadhaar UID & EID Number

By Mayashree Acharya

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Updated on: Feb 3rd, 2025

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2 min read

Since Aadhaar usage has become widespread, you may have to carry it every day for one purpose or the other. With this comes the part of losing or misplacing the Aadhaar card. Worry not! The government has foreseen such a situation and has made the necessary provisions for you to get a duplicate copy of your card online or offline based on your convenience.

What is UID and EID?

  • UID (Unique Identification Number):
    UID, known as your Aadhaar Number, is a 12-digit unique identification number issued to individuals with an Aadhaar card. It serves as a permanent proof of identity.
  • EID (Enrollment Identification Number):
    EID, known as your Enrollment ID, is a 28-digit temporary identification number generated during your initial enrollment for your Aadhaar. It is used to track your application status. Your EID is valid until your Aadhaar card is issued. 

How to Retrieve Lost/Forgotten Aadhaar UID/EID Online

Step 1: Visit the official website of UDIAI for the retrieval of Aadhaar.

UDIAI Aadhaar Official Website

Step 2: Scroll down to find the ‘Retrieve EID/Aadhaar Number’ option and click on it. 

List of Aadhaar Services provided by UDIAI

Step 3: Select whether you want to retrieve your EID or Aadhaar number
Step 4: Enter the required details, such as your full name and mobile number/email address, and proceed to the captcha verification.
Step 4: Click on ‘Send OTP’ to receive an OTP to your number.

Details Required to Retrieve Aadhaar
Step 5: Enter the OTP. After verification, the ‘EID/Aadhaar number’ will be sent to your number/email ID.

How to Retrieve Lost/Forgotten Aadhaar Number through mAadhaar App

Step 1: Log on to the mAadhaar app and go to ‘Retrieve  EID/UID’
Step 2: Select whether you want to retrieve your EID or Aadhaar number
Step 3: Enter the required details, such as your full name and mobile number/email address, and proceed to the captcha verification.
Step 4: Click on ‘Send OTP’ to receive an OTP to your number.
Step 5: Enter the OTP. After verification, the ‘EID/Aadhaar number’ will be sent to your number/email ID.

How to Retrieve Lost/Forgotten Aadhaar UID/EID Offline - Permanent Enrolment Centre

Step 1: Provide your details (name, date of birth, gender, address, phone number, and email) and biometric details (fingerprints and iris scan).

Step 2: Verification and Retrieval: Once your details are verified in the UIDAI database, you can:                                    

  • Retrieve your UID/EID
  • Download or print your Aadhaar card at an Aadhaar Seva Kendra by paying a fee of ₹30.

You can call the UIDAI helpline by dailing 1947 on your phone and provide your necessary details to the customer service representative. 

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About the Author

I am an advocate by profession and have a keen interest in writing. I write articles in various categories, from legal, business, personal finance, and investments to government schemes. I put words in a simplified manner and write easy-to-understand articles. Read more

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