About Siwan Postal Codes
Siwan district in Bihar has 329 post offices serving 40 unique pin codes across 7 tehsils/taluks. Key Head Office pin codes include 841226 (Siwan HO). Use the search and filters below to find any post office or pin code in the district.
📄 Download Post Office Data
Download all 329 post offices in Siwan as a branded PDF report
Showing 329 of 329 post offices
| Post Office ↑ | Tehsil/Taluk ↕ | Pin Code ↕ | Type ↕ | Delivery ↕ | Directions |
|---|---|---|---|---|---|
| Admapur BO | Siwan | 841504 | Branch Office | Delivery | Maps |
| Aghaila BO | Gopalganj | 841436 | Branch Office | Delivery | Maps |
| Agya BO | Siwan | 841439 | Branch Office | Delivery | Maps |
| Akolhi BO | Siwan | 841239 | Branch Office | Delivery | Maps |
| Alapur BO | Siwan | 841286 | Branch Office | Delivery | Maps |
| Amarpur BO | Siwan | 841234 | Branch Office | Delivery | Maps |
| Amlori BO | — | 841228 | Branch Office | Delivery | Maps |
| Andar SO | Andar | 841231 | Post Office | Delivery | Maps |
| Ansar BO | Siwan | 841203 | Branch Office | Delivery | Maps |
| Anugrhnagar BO | Siwan | 841239 | Branch Office | Delivery | Maps |
Frequently Asked Questions
How many post offices are in Siwan?
Siwan has 329 post offices across 40 unique pin codes and 7 tehsils/taluks.
What are the Head Office pin codes of Siwan?
The Head Office pin codes in Siwan are: 841226 (Siwan HO).
What types of post offices are in Siwan?
Siwan has 1 Head Office (HO), 37 Sub Post Offices (SO/PO), 291 Branch Offices (BO).
How many post offices in Siwan offer home delivery?
327 out of 329 post offices in Siwan provide delivery services. The remaining 2 are non-delivery offices.
How many taluks or tehsils are in Siwan?
Siwan district has 7 tehsils/taluks: Andar, Bhagwanpur Hat, Chapra, Gopalganj, Lakri Nabiganj, Siswan, Siwan.
Which state is Siwan in?
Siwan is a district in Bihar, India.
How do I find a pin code in Siwan?
Use the search box on this page to find any post office or pin code in Siwan by office name, pin code number, or taluk name.
Other Districts in Bihar
Click any district to view its pin codes and post offices