AskKaka lists the STD code of Nagpur that is 0712. Nagpur is a part of Maharashtra and the ISO code of Maharashtra state is MH.
Nagpur STD code aka subscriber trunk dialing code is 0712 which is mentioned above on this page of AskKaka. We are great resource of finding Nagpur std code of Maharashtra (MH).
Useful Info :-
Please take a note that if you are in India and dialing a landline number of Nagpur then you will have to dial STD code 0712 as a prefix followed by the phone number of a landline user and if you are calling Nagpur's phone number from a foreign country then you need to add +91 (the country code) followed by 712, e.g. +91712 (no need to add "0" as prefix) followed by the landline phone number.
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