Should you need any assistance in indices, do get in touch with:

India Index Services & Products Ltd.
Exchange Plaza
Plot no. C/1, G Block
Bandra-Kurla Complex
Bandra (E)
Mumbai - 400 051

Tel: +91 22 26598386
Fax: +91 22 26598120
Email: iisl@nse.co.in

Or if you so wish, you can send us your queries / suggestions online