Vodafone India — network coverage issue

Address:

560048

I am facing network coverage issue at multiple places .
i have raised complaint also with customer care but the resolution has not been provided properly the complaint raised.
The Areas where i am not getting proper coverage as listed below:
1) Marathahalli : 560037 (Home location)
2) Whitefield : 560048 (work location)
3) Mahadevpura : 560048
Please do the needful so that i can get proper network coverage.
My Mobile number associated with vodafone : [protected]

Regards,
Naveen K