The state-run

 Bharat Sanchar Nigam Ltd(BSNL)

 was the only telecom service provider after Jio to witness an addition in its subscriber base during the month October 2018. It added around 

3.64 lakh subscribers

 to take its total subscription base to 11.34 crore. 

https://www.livemint.com/Industry/DGcVjdwAcOmw5Gjl1KLmoL/BSNL-Reliance-Jio-gain-as-telecom-customer-base-edges-up-to.html