NIOS Customer Care & Helpline Numbers
Toll free
1800 180 9393
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Last verified Oct 2026 · numbers can change, confirm on the official site.
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About NIOS support
NIOS's helpdesk can be reached at 1800 180 9393, answered 9.30 AM-5.30 PM. It is mainly meant for portal errors, application status and document-related queries. For anything that is not urgent, writing to lsc@nios.ac.in usually gets a written reply you can refer back to. Have your application or registration number ready when you call, so the executive can pull up your record faster.
All NIOS helpline numbers
Toll free
Result correction queries
Marksheet, migration certificate and verification
e-Services queries
Accreditation queries (study centres)
Headquarters reception
NIOS contact details
Official sitewww.nios.ac.in
Official supportSupport / contact page
Emaillsc@nios.ac.in
Hours9.30 AM-5.30 PM
AddressNational Institute of Open Schooling, A-24/25, Institutional Area, Sector 62, Noida 201309
NIOS helpline — questions
What is the NIOS customer care number?
The main NIOS customer care number is 1800 180 9393 (Toll free). Any other numbers for the service are listed on this page with their labels, so you pick the right one.
Is the NIOS helpline toll-free?
Yes — 1800 180 9393 is marked as toll-free, so the call costs you nothing from anywhere in India.
What are the NIOS customer care timings?
Published hours are 9.30 AM-5.30 PM. Outside these hours you may reach an IVR or be asked to call back.
What is the NIOS customer care email?
You can write to lsc@nios.ac.in. Email is the better option when you need a written record of the complaint.
The helpline is busy. What should I do?
Try again after a few minutes, or use the official support page linked above — many services resolve routine issues faster through chat or email than on a crowded phone line.
Other helplines
Helpline details are gathered from public sources and checked periodically. Numbers can change without notice — please confirm on NIOS’s official website before calling. We are not affiliated with NIOS.