AskKaka lists the STD code of Mahasamund that is 07723. Mahasamund is a part of Chhattisgarh and the ISO code of Chhattisgarh state is CT.
Mahasamund STD code aka subscriber trunk dialing code is 07723 which is mentioned above on this page of AskKaka. We are great resource of finding Mahasamund std code of Chhattisgarh (CT).
Useful Info :-
Please take a note that if you are in India and dialing a landline number of Mahasamund then you will have to dial STD code 07723 as a prefix followed by the phone number of a landline user and if you are calling Mahasamund's phone number from a foreign country then you need to add +91 (the country code) followed by 7723, e.g. +917723 (no need to add "0" as prefix) followed by the landline phone number.
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