AskKaka lists the STD code of Chirala that is 08594. Chirala is a part of Andhra Pradesh and the ISO code of Andhra Pradesh state is AP.
Chirala STD code aka subscriber trunk dialing code is 08594 which is mentioned above on this page of AskKaka. We are great resource of finding Chirala std code of Andhra Pradesh (AP).
Useful Info :-
Please take a note that if you are in India and dialing a landline number of Chirala then you will have to dial STD code 08594 as a prefix followed by the phone number of a landline user and if you are calling Chirala's phone number from a foreign country then you need to add +91 (the country code) followed by 8594, e.g. +918594 (no need to add "0" as prefix) followed by the landline phone number.
Found any error in the detail mentioned above? Please report it to firstname.lastname@example.org