"Since the last week of December 2015, Idea has rolled out 4G LTE network to cover seven major markets in India. By March 2016, our services will extend to three more key markets namely, Maharashtra and Goa, North East and Orissa," said deputy MD Ambrish Jain in a statement.

By June 2016, Idea's 4G footprint will cover 750 cities across 10 telecom circles, he said.

Starting from Thursday, Channarayapatna, Udyavara (CT), Harihar, Kunigal, Mulbagal, and Toranagal towns will also receive Idea 4G LTE services. By the end of March 2016, Idea aims to spread 4G LTE services to 18 more towns to raise the total count to 61 towns in Karnataka state, the statement said.

The telecom player has 8.6 million customers in Karnataka.Currently, Idea Cellular owns 1,800 MHz of 4G spectrum in 10 telecom circles, it recently signed up to acquire 1,800 MHz more spectrum from Videocon Telecommunications Ltd under 'Spectrum Trading Agreement' to further extend services.