How can I retrieve lost/forgotten Aadhaar number where mobile number is linked with Aadhaar?

The lost/forgotten Aadhaar number can be retrieved online by visiting following link https://myaadhaar.uidai.gov.in/retrieve-eid-uid

Process: -  Please select your requirement - Aadhaar/EID you want to retrieve- enter full name as in Aadhaar, mobile number/email linked with Aadhaar and Captcha, followed by OTP. After mobile OTP based authentication, the Aadhaar number/EID as per request will be sent through SMS to the linked mobile number. This service is free of cost.