AskKaka lists the STD code of Chittoor that is 08572. Chittoor is a part of Andhra Pradesh and the ISO code of Andhra Pradesh state is AP.
Chittoor STD code aka subscriber trunk dialing code is 08572 which is mentioned above on this page of AskKaka. We are great resource of finding Chittoor std code of Andhra Pradesh (AP).
Useful Info :-
Please take a note that if you are in India and dialing a landline number of Chittoor then you will have to dial STD code 08572 as a prefix followed by the phone number of a landline user and if you are calling Chittoor's phone number from a foreign country then you need to add +91 (the country code) followed by 8572, e.g. +918572 (no need to add "0" as prefix) followed by the landline phone number.
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