Pin Code of Singhchak BO is 811310, LAKHISARAI, Bihar November 25, 2019 by Sarkari Help Advertisements 0 (0) Information about the post office and pincode of Singhchak BO, LAKHISARAI, Bihar Singhchak BO Pin Code : 811310The Pincode 811310 of Singhchak BO represents Munger Division post office in LAKHISARAI revenue district which comes under the Bihar Circleof East Region, Bhagalpur. 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.