Bihar PIN Codes — Browse 41 Districts

Bihar Postal Network — Complete Overview

Bihar is served by 9,079 post offices spread across 41 districts, making it one of India's most comprehensively covered states under India Post. The network includes 32 Head Post Offices (H.O.) at the district level, 1,027 Sub Post Offices (S.O.) at taluk level, and 8,020 Branch Post Offices (B.O.) serving individual villages and localities. Of all post offices in Bihar, 8,849 are Delivery offices that actively dispatch postmen for door-to-door mail and parcel delivery.

PIN Code Range for Bihar

All PIN codes in Bihar fall within the range 277205–855117. The first digit identifies the postal zone covering Bihar and its neighbouring states. The second and third digits identify the sub-zone and sorting district respectively, while the final three digits pinpoint the exact post office. Bihar has 857 unique 6-digit PIN codes — multiple post offices in the same area often share a PIN, particularly Branch Offices linked to the same Head Post Office.

How to Find a PIN Code in Bihar

BankZop's drill-down system makes finding any Bihar PIN code straightforward:

• Step 1 — Select District: Click your district from the grid above. Bihar has 41 districts, each with its own page listing all taluks and post offices.
• Step 2 — Select Taluk: Taluks (also called sub-districts or blocks) are administrative divisions within each district. Select the taluk your address falls under.
• Step 3 — Select Post Office: Each taluk lists all Head, Sub, and Branch Post Offices serving it. Click your post office to see its exact 6-digit PIN code, delivery status, and full details.
• Step 4 — Copy & Use: Every result has a one-click copy button. The URL for each result is permanent and shareable.

Most Connected Districts — Bihar Postal Links

The following districts have the highest postal density in Bihar and are most commonly searched on BankZop: Muzaffarpur (448 post offices), Gaya (437 post offices), East Champaran (423 post offices), Madhubani (416 post offices), Samastipur (404 post offices), Patna (392 post offices). Use the PIN Code Lookup to search any of the 857 unique PIN codes in Bihar directly.

Related Banking Tools for Bihar

Beyond PIN codes, BankZop covers all banking codes used in Bihar. Use the IFSC Code Lookup to find the 11-character branch code for any Bihar bank branch — required for NEFT, RTGS, and IMPS transfers. The MICR Code Lookup retrieves the 9-digit code printed on cheque books issued by Bihar bank branches. For international transfers involving banks headquartered or operating in Bihar, use the SWIFT Code Lookup. All tools are free, instant, and mobile-ready.