Tata Docomo — tata photon dongle recharge

Address:

411003

I am trying to contact since 3 days to customer care number for recharge my Dongal but Phone continuously get busy nobody picking up phone. I could not recharge of my old account which was saved in my network. Payment not accepted to the my old number. And all CC numbers are not getting connected. What to do ? how to connect Customer care? i searched address of Tata docomo in pune, but phone number not given. I just wanted to surrender my Dongal and take my money back. I was paid for that Rs 2200/-. If service is not availalbe then i do not want Dongal.