National Investigation Agency (NIA) Contact Number

Government Office Not yet re-checked Updated October 2, 2026

Customer care numbers, email and support channels for National Investigation Agency (NIA). We are re-checking these details against National Investigation Agency (NIA)'s official website, so please confirm there before sharing any personal or payment information.

National Investigation Agency (NIA) contact details

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How to talk to a National Investigation Agency (NIA) agent

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Complaint not resolved? How to escalate with National Investigation Agency (NIA)

  1. Complain to National Investigation Agency (NIA) first

    Call 180017 5 or use the email / complaint link above. Always note the complaint or ticket number — every later step asks for it.

  2. CPGRAMS – public grievance portal

    For government departments and public sector bodies, file a grievance on the central portal and track it online.

    pgportal.gov.in

Lost money to a fraud? Call 1930 immediately or report at cybercrime.gov.in — the sooner you report, the better the chance of freezing the money.

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Frequently asked questions

What is the National Investigation Agency (NIA) customer care number?
You can reach National Investigation Agency (NIA) on 180017 5.
What is the National Investigation Agency (NIA) toll-free number?
The National Investigation Agency (NIA) toll-free number is 180017 5. Calls to toll-free numbers are free from most Indian mobile and landline networks.
Does National Investigation Agency (NIA) have WhatsApp support?
Yes. Message National Investigation Agency (NIA) on WhatsApp at +918585931100.
What is the National Investigation Agency (NIA) customer support email ID?
You can email National Investigation Agency (NIA) at [email protected]. Include your registered mobile number or reference ID for a faster response.
Where is the National Investigation Agency (NIA) office located?
The address is: (National Investigation Agency) 1 Dehradun, Uttarakhand 0135-2983830, 0135-2983833 - - - - 2
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