All PIN codes in Siwan
| PIN | Post offices |
|---|---|
| 841203 | Chainpur SO Siwan, Ansar, Bakhari, Bangra Ke Bari, Chhitauli, Dighwalia, Jagdishpur, Nandamura, Ramgarh, Sarhara |
| 841210 | Gangpur Siswan, Bhagar, Gayaspur, Ghurghat, Kachnar, Madhopur, Noniyapatti |
| 841223 | Baghauna (PIN mainly in a neighbouring district) |
| 841226 | Siwan, Chapra Road, Siwan Chowk Bazar, Mahodipur |
| 841227 | Gaushalaroad Siwan, Barhani Bazar, Barhni, Basopali, Benusar, Benusar Bujurg, Chanaur, Chhapmathia, Hakam, Khalishpur, Mahuwari, Nathuchhap, Papaur, Sahlaur, Sarwe, Siwan Mission House, Surwala, Ukhai |
| 841228 | Station Road, Amlori, Barakagaon, Barheya, Bhantapokhar, Chakra, Chhapia Buzurg, Dhanauti, Habibnagar, Hardia, Jain, Markan, Pratappur, Sarsar, Tarwa, Tetaria |
| 841231 | Andar, Bhawrajpur, Faridpur, Gaighat, Jaijore, Kherai, Nadiwan, Nand Pur Amwari, Tiyan |
| 841232 | Barhria, Bahadurpur Bazar, Bhaluan, Bhimpur, Hardia, Koerigawan, Madhopur, Mahmoodpur, Sadarpur, Tethali |
| 841233 | Daronda, Harsardhanauti, Jalalpur, Kolhua, Laheji, Machhauta, Mandrauli, PHarsar, Ramsapur, Rasulpur Tilouta |
| 841234 | Darauli, Amarpur, Balahu, Bishwania, Gauri, Keotalia, Krishnapali, Sareyarampur |
| 841235 | Done, Belaon, Draili Mathia, Harnatar, Kanhauli, Kumhatti, Mathia, Murakhap, Murera, Netwar, Tariwani |
| 841236 | Hasanpura, Aranda, Bhikhpur Bhgwanpur, Dhanutihata, Rajanpura, Rampur Ke Tola, Siswan Kala |
| 841237 | Hussainganj, Ballia, Bhikhpur, Hathura, Machakna |
| 841238 | Mahrajganj SO Siwan, Balliapokhra, Bishunpura, Chhotkateghra, Deoria, Gohpur Bajrahia, Hahwa, Jigrawan, Karsaut, Kasdeora Bangra, Kothua Sarangpur, Pakwalia, Pasnauli, Rajapur, Rishura, Rukundipur, S Bangra |
| 841239 | Mairwa, Akolhi, Anugrhnagar, Bargaon, Belaur, Belauri, Bilaspur, Bishunpura Bazar, Bishwar, Bkulari, Daraila, English, Jamuaon, Krom, Langarpura, Lebhri, Punak, Sarhrwa, Sematar, Seotapur, Sohgra, Talli |
| 841240 | Mahuwal Mahal, Chandparsa, Merhi, Tarwaparsa |
| 841241 | Pachrukhi, Badram, Champ, Gambhria, Itwa Bartwalia, Jasauli, Nainpura, Sarauti, Sonbarsa |
| 841242 | Paterhi, Choiapali, Paterha, Ratanparauli |
| 841243 | Sahpur, BPEkdanga, Barkamanjha, Chainpur Hata, Chhotka Manjha, Jagdishpur Kothi, Kabirpur, Keelpur, Khalwa, Nautan, Pachphera, Semaria, Sirisia |
| 841244 | Takipur, Balaun, Bhikha Bandh Satjora, Pipra, Ramgarh, Rasulpur Chakri, Siktia |
| 841245 | Zeradei, Banthu Sriram, Bardaha, Barhulia, Bhaisakhal, Bharuli, Chhitanpur, Kpmishrauli, Makariyar, Mania, Miyan Ke Bhatkan, Pachokhar, Piprahiya, Ruiyabangra, Sanjalpur, Shiopur Sakra, Sisahni, Thepaha Bazar, Titra |
| 841286 | Bakerganj, Alapur, Harihans, Rafipur, Sahuli, Telkathu |
| 841287 | Asaon, Kandhpakar, Kashila, Pihuli |
| 841404 | Bagaura, KTBharauli |
| 841406 | Basantpur SO Siwan, Baghi, Baijubarhoga, Basaowan, Chorauli, Chorma, Hussaipurnand, Jagatpur, Kauria, Kherwa, Mohmda Bazar, Molnapur, Sahrkola, Sekhpura, Sohilpatti, Sughri |
| 841408 | Bhagwanpur Hat, Barhipurgop, Barkagaowan, Bhikhampur, Hulesra, Sahsrawan, Sondhani |
| 841413 | Hatimpur, Jogapur Kothi, Paltuhatta, Sirisia, Sultanpur Kala (PIN mainly in a neighbouring district) |
| 841416 | Kishunpura, Chimanpura, Dumra, Khawaspur, Sarif Jalalpur |
| 841417 | Sagar Sultanpur (PIN mainly in a neighbouring district) |
| 841434 | Goreakothi, Bhithi, Dudhra, Harihar Pur Lalgarh, Hariharpur Kala, Marachhi, Sarari, Sikandarpur |
| 841435 | Guthni, Balua, Bhlua, Chakari, Chitakhal, Dumrahar, Srikalpur, Tarwa Parsia, Tenua |
| 841436 | Aghaila, Hasua, Pachlakhi (PIN mainly in a neighbouring district) |
| 841439 | Mustfabad, Agya, Chainpur, Kaladumra, Laxmiganj, Purandarpur, Sahatwar, Saidpura, Sani Basantpur |
| 841446 | Narendrapur, Gaziapur |
| 841447 | Lakrinabiganj, Lakari, Parauli |
| 841502 | Khujhwa, Patar, Santhi |
| 841504 | Raghunathpur SO Siwan, Admapur, Harnathpur, Karsar, Narhan, Nikhti Kala, Rajpur, Ramnagar |
| 841506 | Tarwara, Babhanbara, Balia, Bhartpura, Chaukihasan, Dindayalpur, Jalalpur, Karanpura, Laxmiganj Sisai, Madhopur, Pipra Naryan, Ratanpura, Saraya Sah Mohamd, Shakara |
| 841507 | Mora SO Siwan, Bherwania, Bithuna, Chakia, Govindapur, Lawa Rampur, PKRampur, Sadiha, Singhauli |
| 841509 | Gabhirar, Newari, Panjwar, Tari |
Head post offices in Siwan
- Siwan head post office: 841226
Postal divisions serving Siwan
- Siwan division: 327 post offices in Siwan
- Saran division: 2 post offices in Siwan
Delivery and counter-only post offices
327 of Siwan's 329 post offices (over 99%) deliver mail. 291 are branch offices, mostly in villages, and 37 are sub offices in towns. Counter-only offices sell stamps, book parcels and run post office savings accounts, but letters to them are delivered by another office with the same PIN.
4 PINs listed here belong mainly to a neighbouring district but also cover some post offices in Siwan.
Frequently asked questions
How many PIN codes are there in Siwan?
40 PIN codes, from 841203 to 841509, shared by 329 post offices.
What is the PIN code of Siwan head post office?
841226. It is the head post office in Siwan district.
Which PIN code in Siwan has the most post offices?
841239 (Mairwa), with 22 post offices in Siwan.
What is the difference between head, sub and branch post offices?
A head office keeps the accounts for its postal division and offers every service. Sub offices handle counter services and often delivery for a town or locality. Branch offices are small rural offices, often run part-time, attached to a sub or head office.
Sources
Last checked on 6 October 2026. PIN codes and post offices are from India Post’s directory on data.gov.in. Post offices are sometimes opened, merged or renamed; check with India Post before relying on a PIN for an official form.