Tata Docomo — calls are barred and no signal found

Address:

Bangalore, Karnataka, 560068

I have ported from vodafone to tata docomo. Due to late delay bill payment calls are barred to my number [protected]. I paid bill and submitted copy to tata docomo hsr layout branch opposite to vasan eye care. But still calls are barred. When i ask with customer care they told to submit bill. While submitting bill they are say i have to send soft copy to customer care. I ported to tata docomo unecessary