BSNL is offering free 4G SIM till December 2021: All you need to know
BSNL will be extending its free 4G SIM offer till December 2021 and will be available to other parts of the country, along with the extension of Rs 699 prepaid plan.
Bharat Sanchar Nigam Limited Customer Service Centers Bsnl Cscs Mobile Number Portability Service Centers Free 4g Sim Bsnl 4g
Source: digit.in