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Byju's Answer
Standard X
Geography
Indian Postal System and Telecommunication
Which cities ...
Question

Which cities were first connected by the STD services?

A
Kanpur and Delhi
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B
Kanpur and Lucknow
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C
Delhi and Kolkata
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D
Delhi and Mumbai
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Solution

The correct option is B Kanpur and Lucknow
Subscriber Trunk Dialing (STD) services were started in 1960 and firstly commissioned in Kanpur and Lucknow in the same year.

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