The PIN code of Koia is 855113. It is located in Katihar district, Bihar, India.
Koia is served by Kharsouta BO post office in Katihar, Bihar. The pincode 855113 covers this area.
DIGIPIN (Digital Postal Index Number) can be calculated from the GPS coordinates of any address in Koia. It is a 10-character alphanumeric code developed by India Post.
Yes, 855113 is a valid 6-digit India Post PIN code assigned to Koia area in Katihar, Bihar.
To send mail to Koia, use PIN code 855113. Address your letter to the recipient's name, street address, Koia, Katihar - 855113, Bihar, India.
Koia falls in Katihar district, Bihar, India. The postal PIN code for this area is 855113 (2026).