I've been trying to get a QSL out of All India Radio, Gangtok, Sikkim which
operates on 3390, since December of last year.

I've sent a report to Gangtok direct, and two reports to Delhi. I've yet to
receive a reply.

Today, I tried a report via the net:

http://www.allindiaradio.org/recepfdk.html

dxAce
Michigan
USA

http://www.iserv.net/~n8kdv/dxpage.htm