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 number details
Lodge complaints about Aadhaar services, biometry, or lost cards
Seek guidance in regional languages via IVRS and operators
Other Modes to Reach UIDAI
| Channel | Details |
|---|---|
| [email protected] | |
| Online Portal | Use “Grievance Redressal” on UIDAI’s website |
| Post | Send letters to UIDAI head office (New Delhi) or regional offices |
Regional Office Contacts
Each UIDAI region also has dedicated helpline numbers. Examples include:
- Delhi: +91‑11‑23481126
- Mumbai: +91‑22‑22163495
- Bengaluru: +91‑80‑23092552
- Chennai: +91‑44‑28143714
For a full list, visit the UIDAI website or refer to your regional Aadhaar centre.
Quick Tips
- No charges for calls or online complaint filing
- Use your registered mobile number for smoother service
- For local issues, reaching out to a regional office may help faster resolution
