The PIN code of Chak Donai is 843328. It is located in Sitamarhi district, Bihar, India.
Chak Donai is served by Runnisaidpur SO post office in Sitamarhi, Bihar. The pincode 843328 covers this area.
DIGIPIN (Digital Postal Index Number) can be calculated from the GPS coordinates of any address in Chak Donai. It is a 10-character alphanumeric code developed by India Post.
Yes, 843328 is a valid 6-digit India Post PIN code assigned to Chak Donai area in Sitamarhi, Bihar.
To send mail to Chak Donai, use PIN code 843328. Address your letter to the recipient's name, street address, Chak Donai, Sitamarhi - 843328, Bihar, India.
Chak Donai falls in Sitamarhi district, Bihar, India. The postal PIN code for this area is 843328 (2026).