Aadhaar is a 12-digit unique identity number that can be obtained voluntarily by residents of India, based on their biometric and demographic data. The data is collected by the Unique Identification Authority of India, a statutory authority established in January 2009 by the government of India, under the jurisdiction of the Ministry of Electronics and Information Technology, following the provisions of the Aadhaar Act, 2016.

Aadhaar Card Customer Care

Toll Free Number: 1800-300-1947
 Customer Care Number: +91 011-6800-6800
Email id: help@uidai.gov.in, webadmin-uidai@nic.in
Address: Directorate of Aadhaar, A R A Center, E-2, Jhandewalan Extn.,New Delhi- 110055