PIN Codes in Katihar District, Bihar
Click any post office to view its PIN code details
Katihar district, Bihar has 187 post offices with 24 unique PIN codes. Click any post office below to view its full details.
Frequently Asked Questions
Katihar district in Bihar has 187 post offices covering 24 unique PIN codes.
Browse the list of post offices below to find the PIN code for your area. Click on any post office card to see its full details including delivery status, post office type, and PIN code.
No. Katihar district has 24 unique PIN codes spread across its 187 post offices. Nearby post offices may share a PIN code, but each area is assigned a specific code for accurate mail sorting and delivery.
Post offices in India are classified into three types: Head Post Office (HO), which is the district headquarters; Sub Post Office (SO), which serves a town or group of villages; and Branch Post Office (BO), the smallest unit serving a village or locality. Katihar district has a mix of all three types, each with its own PIN code.
When mail is sent to Katihar, the 6-digit PIN code is used by India Post to route it to the correct sorting district and then to the specific post office. The first digit identifies the zone, the second identifies the postal circle covering Bihar, the third identifies the sorting district, and the last three digits pinpoint the delivery post office.