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STD full form meaning

What is the meaning of STD?

Here, We found two meaning which is given below.

Subscriber Trunk Dialing is stand for STD, which allows to connect the call in different state with dialing of 0 or zero. You are not allowed to connect your call to other state without dialing 0 via telephone or landline and mobile as well.

Some major State STD codes (STD full form):

Bangalore – 080, Bhopal – 0755, Chennai – 044, Delhi – 011, Kolkata – 033, Hyderabad – 040, Mumbai – 022, Indore – 0731, etc.


Another meaning of STD, which is Sexually Transmitted Infection – It is a sex related disease.

If you have any STD full form which is not listed above so you can by comments.

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