Unique Identification Authority of India (UIDAI)
Planning Commission
Government of India (GoI)
3rd Floor, Tower II, Jeevan Bharati Building
Connaught Circus
New Delhi - 110001

Phone: 1 800 300 1947
Phone 2: 1 800 180-1947
Fax: 080-2353 1947
Letters: PO Box 1947, GPO Bangalore - 560001
Email: help@uidai.gov.in