But sometimes many individuals face issues related to their Aadhaar Card . Therefore, UIDAI has a toll-free number where you can make a call and resolve all your queries related to Aadhaar. So the Aadhaar Card Customer Care Number is 1947 and 1800-300-1947 which is available 24x7 and 365 days. Aadhaar card toll-free customer care number 1947 - Get helpline number details, UIDAI regional offices contact information, grievance redressal channels & process. Aadhaar Card Customer Care Number Core Contact Information Toll‑Free Helpline: 1947 You can use this 24×7 number for Aadhaar-related queries or to lodge complaints. Alternative Toll‑Free: 1800‑300‑1947 — also operated by UIDAI; accessible day and night. What You Can Do via Helpline Check enrolment or update status Request Aadhaar ...