Communication in India (1950-1985) (Lohita's Homework)

Before 1950 i.e. during the British period all major cities & towns in India were linked with telephones.

It was actually between 1950 & 1985 that communication in India saw significant growth. 

Facts:

First Telex services were introduced in 1953 in Mumbai.

 

In 1960 first S.T.D. (Subscriber Trunk Dialing) route was started between Kanpur & Lucknow.

It was in 1985 when the first modern Mobile Telephone Service was started in Delhi.