Pin Code of Arakulam SO is 685591, IDUKKI, Kerala June 23, 2020November 25, 2019 by Sarkari Help Advertisements 0 (0) Information about the post office and pincode of Arakulam SO, IDUKKI, Kerala Arakulam SO Pin Code : 685591 The Pincode 685591 of Arakulam SO represents Idukki Division post office in IDUKKI revenue district which comes under the Kerala Circleof Kochi Region. How useful was this post? Click on a star to rate it! Submit Rating Average rating 0 / 5. Vote count: 0 No votes so far! Be the first to rate this post.