Pin Code of Chengail SO is 711308, HOWRAH, West Bengal February 4, 2021 by Sarkari Help Advertisements 0 (0) Information about the post office and pincode of Chengail SO, HOWRAH, West Bengal Chengail SO Pin Code : 711308The Pincode 711308 of Chengail SO represents Howrah Division post office in HOWRAH revenue district which comes under the West Bengal Circleof South Bengal 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.