Railway Recruitment Board General Awareness — Question 1670
Question
Which two cities were the first to be connected by STD (Subscriber Trunk Dialling) services in India?
- Delhi and Mumbai
- Kanpur and Lucknow
- Chennai and Bengaluru
- Kolkata and Delhi
Correct answer
B — Kanpur and Lucknow
Explanation (English)
India's first STD service was introduced in 1960 between Kanpur and Lucknow.
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