March 27, 2026

Aadhaar Card Customer Care Number : Toll Free - 1947

Have any complaints or queries regarding your Aadhaar? Get complete information about UIDAI's grievance redressal, toll-free numbers, contact details and more.
Table of Contents:
  • UIDAI Headquarters & Customer Care Toll-Free Number – 1947
  • UIDAI Regional Offices
  • UIDAI Grievance Redressal
  • How to file a complaint online through the Resident Portal?
  • Explain the Grievance Redressal Process
  • Modes within Public Grievance Portal
  • FAQs on the Aadhaar helpline
The Unique Identification Authority of India (UIDAI) operates toll-free numbers to intercommunicate with people. Anyone who wishes to get his query responded can file a complaint by calling the toll-free numbers at 1947 or 1800 300 1947, which operates 24 hours, 365 days a year. Apart from the numbers, UIDAI forms the grievance redressal units in most of the regional offices.
Aadhaar is a widely used government-approved identification card containing the demographic and biometric details of the cardholder. The government has initiated linking the Aadhaar and other legal instruments to ensure the authenticity of linked documents. UIDAI has equipped multiple provisions for people to get the benefits of Aadhaar. People can simply contact customer service and resolve their queries. The contact details mentioned by UIDAI can be used to file a complaint or register grievances.

UIDAI Headquarters & Customer Care Toll-Free Number – 1947

The headquarters of UIDAI is in New Delhi. People can write to UIDAI or directly visit to get answers to their queries. The address is mentioned below:
Unique Identification Authority of India (GOI)
3rd floor, Tower II,
Jeevan Bharti Building,
Connaught Circus, New Delhi - 110001
You can contact UIDAI using their toll-free number, social media, or email to raise queries, seek clarification, or provide feedback.
  • The toll-free number for UIDAI is 1947 or 18003001947
  • The official website of UIDAI is http://uidai.gov.in/
  • The email address of UIDAI is help@uidai@gov.in
Social Media handle of UIDAI:
  • Twitter: @UIDAI
  • Facebook: @AadhaarOfficial
  • YouTube: Aadhaar UIDAI

UIDAI Regional Offices

The contact information for UIDAI city-wise offices is mentioned below:
  • Bengaluru- Khanija Bhavan, No. 49, 3rd Floor, South Wing Race Course Road, Bengaluru - 01.
Contact no: 080-22340104
Fax no: 080-22340310
  • Chandigarh- SCO 95-98, Ground and Second Floor, Sector 17-B, Chandigarh 160017
Contact no: 0172-2711947
Fax no: 0172-2711717
Email ID: grievancecell.rochd@uidai.net.in
  • Delhi- Ground Floor, Pragati Maidan Metro Station, Pragati Maidan, New Delhi - 110001
Contact No: 11040851426
Grievance Cell Number: 011-40851426
Fax No: 011-40851406
Email ID: publicgrievance.cell@uidai.net.in.
  • Guwahati- Block-V, First Floor, Housefeed Complex, Beltola-Basistha Road, Dispur, Guwahati - 781006
Contact No: 0361-2221819
Fax No: 0361-2223664
  • Hyderabad- 6th Floor, East Block, Swarna Jayanthi Complex, Beside Maatrivanam, Amarpreet Hyderabad - 500 038, Telangana
Contact No: 040-23739269
Grievance Cell No: 040-23739266
Fax No: 040-23736662
  • Lucknow- 3rd Floor, Uttar Pradesh Samaj Kalyan Nirman Nigam Building, TC - 46/V, Vibhuti Khand, Gomti Nagar, Lucknow - 226 010
Contact No (Enrolment Related): 0522 2304979
Contact NO (Self Service Update Portal Related Related): 0522 2304978
Email ID: uidai.lucknow@uidai.net.in.
  • Mumbai- 7th Floor, MTNL Exchange, GD Somani Marg, Cuff Parade, Colaba, Mumbai - 400 005
Grievance Cell Phone No: 1947
UIDAI RO Contact No: 022-22163492
Email ID: help@uidai.gov.in.
  • Ranchi- 1st Floor, RIADA Central Office Building, Namkun Industrial Area, Near STPI Lowadih, Ranchi - 834 010
Contact No: 9031002292
Email ID: ro.helpdesk@uidai.net.in.

UIDAI Grievance Redressal

An active grievance redressal mechanism has been set by UIDAI, which includes multiple channels, assisting people who wish to file any complaint or raise queries and get them addressed. Some of these are mentioned below:
  • Through Toll-free Number: People can call at 1947 or get their grievances addressed over the phone.
Alternatively, people can address the Regional Centers to resolve their issues.
  • By E-mail: People can share their grievances by sending a mail to and complaint to help@uidai.gov.in
  • By Post: A grievance can be sent to the UIDAI's Regional Offices or Headquarters via post. The grievances are examined and sent to the respective Regional Office or Concerned Section. It is worth mentioning that the Deputy Director must approve the grievance before it is sent to the Regional office. The concerned Regional Office or Concerned Section disposes of the grievance online. Interim replies may be provided if needed.

How to file a complaint online through the Resident Portal?

Grievances can be filed via UIDAI's Public Grievance Portal. This portal is called the Centralized Public Grievance Redress and Monitoring System (CPGRAMS)
It is worth mentioning that you need to be a registered user to lodge a complaint using the portal. If the user is registered, then complete the user login process using the steps given below:
  • Step 1: Navigate the portal http://pgportal.gov.in/.
  • Step 2: Select your preferred language - English/Hindi.
  • Step 3: Enter the Username/Mobile Number/Email ID.
  • Step 4: Enter the password.
  • Step 5: Enter the Security Code provided in the box.
  • Step 6: Click on the Login option.
You must fill out the Registration/Sign up Form if you are not registered.
Once you successfully register, you can lodge a complaint using the method given below:
  • Navigate to the portal http: //pgportal.gov.in/
  • Click on 'Grievance' on the main tab
  • Click the option 'Lodge Public Grievance.'

Explain the Grievance Redressal Process

Once the grievance is submitted, the process followed to resolve your issue is mentioned below:
  • The issue is examined and passed on to the respective Regional Office or the Concerned Section at the headquarter upon seeking approval from the Deputy Director.
  • The respective regional officer or the Concerned Section will respond online to the grievance.
  • If interim replies are to be given, the Regional Office or Concerned Section will do so online.

Modes within Public Grievance Portal

  • Directorate of Public Grievances (DGP)
  • Department of Administrative Reforms and Public Grievances (DARPG)
  • Parent Organization
  • Direct Receipts
  • President's Secretariat
  • Pension
  • Minister's Office
  • P.M.'s Office

FAQs on the Aadhaar helpline

Can you get the details of the Aadhaar Enrolment Centre using the Chatbot?

Yes, the nearest Aadhaar Enrolment Centre can be located using the Chatbot.

Is it possible to download the Aadhaar letter online following an update?

Yes, you can download the Aadhaar letter online once the request has been approved. You can visit the official portal of UIDAI to download the letter.

Will the Aadhaar Number change in case I make an update?

No, the Aadhaar Number is not changed in case of any update.

Will I be charged any fee to update the changes in my Aadhaar?

Yes, a fee is levied to make changes to the Aadhaar.

Should I carry the original documents while visiting the Aadhaar Enrolment Centre?

Yes, you should always carry your original documents when visiting the Aadhaar Enrolment Centre.

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