Uninor / Telenor — my number is not working

Address:

Chowdhary and company publishers, Govind Mitra road Patna -800004, Patna, Bihar, 800004

I kept my sim unrecharged and after the telenor got converted to airtel my network is not working. My accounts are linked with this number pls help me get back connection. The signal shows cross. Not lines are on it and i can't even manually connect it to a network it shows network like airtel and idea but none work when i try to connect. So please see to it