PIN Codes in Bihar: All Districts
Select a district to browse post offices and PIN codes
Bihar has 9,368 post offices across 39 districts. Select a district below to browse PIN codes by post office.
Frequently Asked Questions
Bihar has 9,368 post offices across 39 districts. Each post office has a unique 6-digit PIN code assigned by India Post.
Select your district from the list, then choose your post office. The 6-digit PIN code for that specific post office will be displayed along with delivery status, post office type, and location details.
The first digit of a PIN code identifies the postal zone (India is divided into 9 zones). The second digit identifies the sub-zone or postal circle. Together, the first two digits narrow down the region to Bihar and its surrounding area.