| DISTRICT NAME | OFFICE NAME | PINCODE |
| SIWAN | Gaighat BO | 841231 |
| SIWAN | Rafipur BO | 841286 |
| SIWAN | BHALUAN BO | 841232 |
| SIWAN | Basaowan BO | 841406 |
| SIWAN | Jagatpur BO | 841406 |
| SIWAN | Kauria BO | 841406 |
| SIWAN | Sughri BO | 841406 |
| SIWAN | Barhipurgop BO | 841408 |
| SIWAN | Keotalia BO | 841234 |
| SIWAN | Sareyarampur BO | 841234 |
| SIWAN | Jalalpur BO | 841233 |
| SIWAN | Laheji BO | 841233 |
| SIWAN | Harnatar BO | 841235 |
| SIWAN | Tariwani BO | 841235 |
| SIWAN | Chanaur BO | 841227 |
| SIWAN | Chhapmathia BO | 841227 |
| SIWAN | Sarwe BO | 841227 |
| SIWAN | Srikalpur BO | 841435 |
| SIWAN | Tarwa Parsia BO | 841435 |
| SIWAN | Rampur Ke Tola BO | 841236 |
| SIWAN | Hathura BO | 841237 |
| SIWAN | Lakari BO | 841447 |
| SIWAN | Gohpur Bajrahia BO | 841238 |
| SIWAN | Kasdeora Bangra BO | 841238 |
| SIWAN | Kothua Sarangpur BO | 841238 |
| SIWAN | Rajapur BO | 841238 |
| SIWAN | Rukundipur BO | 841238 |
| SIWAN | Bargaon BO | 841239 |
| SIWAN | Belauri BO | 841239 |
| SIWAN | Bishunpura Bazar BO | 841239 |
| SIWAN | Jamuaon BO | 841239 |
| SIWAN | Krom BO | 841239 |
| SIWAN | Bithuna BO | 841507 |
| SIWAN | Govindapur BO | 841507 |
| SIWAN | Singhauli BO | 841507 |
| SIWAN | Purandarpur BO | 841439 |
| SIWAN | Badram BO | 841241 |
| SIWAN | Gambhria BO | 841241 |
| SIWAN | Sarauti BO | 841241 |
| SIWAN | Sonbarsa BO | 841241 |
| SIWAN | Khalwa BO | 841243 |
| SIWAN | Semaria BO | 841243 |
| SIWAN | Sirisia BO | 841243 |
| SIWAN | Barheya BO | 841228 |
| SIWAN | Chakra BO | 841228 |
| SIWAN | Dhanauti BO | 841228 |
| SIWAN | Mahodipur BO | 841226 |
| SIWAN | Siktia BO | 841244 |
| SIWAN | Babhanbara BO | 841506 |
| SIWAN | Balia BO | 841506 |
| SIWAN | Chaukihasan BO | 841506 |
| SIWAN | Jalalpur BO | 841506 |
| SIWAN | Shakara BO | 841506 |
| SIWAN | Banthu Sriram BO | 841245 |
| SIWAN | Miyan Ke Bhatkan BO | 841245 |
| SIWAN | Pachokhar BO | 841245 |
| SIWAN | Andar SO | 841231 |
| SIWAN | Asaon SO | 841287 |
| SIWAN | Bakerganj SO | 841286 |
| SIWAN | Barhria SO | 841232 |
| SIWAN | Basantpur SO Siwan | 841406 |
| SIWAN | Chainpur SO Siwan | 841203 |
| SIWAN | Chapra Road SO | 841226 |
| SIWAN | Done SO | 841235 |
| SIWAN | Kishunpura SO | 841416 |
| SIWAN | Mahuwal Mahal SO | 841240 |
| SIWAN | Mora SO Siwan | 841507 |
| SIWAN | Sahpur SO | 841243 |
| SIWAN | Tarwara SO | 841506 |
| SIWAN | Aghaila BO | 841436 |
| SIWAN | Nadiwan BO | 841231 |
| SIWAN | Nand Pur Amwari BO | 841231 |
| SIWAN | Pihuli BO | 841287 |
| SIWAN | Sahuli BO | 841286 |
| SIWAN | Telkathu BO | 841286 |
| SIWAN | Madhopur BO | 841232 |
| SIWAN | Mahmoodpur BO | 841232 |
| SIWAN | BAHADURPUR BAZAR BO | 841232 |
| SIWAN | HARDIA BO | 841232 |
| SIWAN | Hussaipurnand BO | 841406 |
| SIWAN | Mohmda Bazar BO | 841406 |
| SIWAN | Sekhpura BO | 841406 |
| SIWAN | Bakhari BO | 841203 |
| SIWAN | Chhitauli BO | 841203 |
| SIWAN | Ramgarh BO | 841203 |
| SIWAN | Sarhara BO | 841203 |
| SIWAN | Amarpur BO | 841234 |
| SIWAN | Machhauta BO | 841233 |
| SIWAN | Mandrauli BO | 841233 |
| SIWAN | Kumhatti BO | 841235 |
| SIWAN | Murakhap BO | 841235 |
| SIWAN | Panjwar BO | 841509 |
| SIWAN | Kachnar BO | 841210 |
| SIWAN | Basopali BO | 841227 |
| SIWAN | Hakam BO | 841227 |
| SIWAN | Bhithi BO | 841434 |
| SIWAN | Sarari BO | 841434 |
| SIWAN | Chakari BO | 841435 |
| SIWAN | Dumrahar BO | 841435 |
| SIWAN | Siswan Kala BO | 841236 |
| SIWAN | Bhikhpur BO | 841237 |
| SIWAN | Santhi BO | 841502 |
| SIWAN | Chimanpura BO | 841416 |
| SIWAN | Khawaspur BO | 841416 |
| SIWAN | Balliapokhra BO | 841238 |
| SIWAN | Chhotkateghra BO | 841238 |
| SIWAN | Jigrawan BO | 841238 |
| SIWAN | Pasnauli BO | 841238 |
| SIWAN | Chandparsa BO | 841240 |
| SIWAN | Merhi BO | 841240 |
| SIWAN | Akolhi BO | 841239 |
| SIWAN | Bilaspur BO | 841239 |
| SIWAN | Daraila BO | 841239 |
| SIWAN | Langarpura BO | 841239 |
| SIWAN | Sadiha BO | 841507 |
| SIWAN | Laxmiganj BO | 841439 |
| SIWAN | Sahatwar BO | 841439 |
| SIWAN | Jasauli BO | 841241 |
| SIWAN | Nainpura BO | 841241 |
| SIWAN | Choiapali BO | 841242 |
| SIWAN | Admapur BO | 841504 |
| SIWAN | Barkamanjha BO | 841243 |
| SIWAN | Kabirpur BO | 841243 |
| SIWAN | Nautan BO | 841243 |
| SIWAN | Amlori BO | 841228 |
| SIWAN | Markan BO | 841228 |
| SIWAN | Pratappur BO | 841228 |
| SIWAN | Rasulpur Chakri BO | 841244 |
| SIWAN | Karanpura BO | 841506 |
| SIWAN | Laxmiganj Sisai BO | 841506 |
| SIWAN | Madhopur BO | 841506 |
| SIWAN | Pipra Naryan BO | 841506 |
| SIWAN | Bardaha BO | 841245 |
| SIWAN | Mania BO | 841245 |
| SIWAN | Ruiyabangra BO | 841245 |
| SIWAN | Sisahni BO | 841245 |
| SIWAN | Titra BO | 841245 |
| SIWAN | Daronda SO | 841233 |
| SIWAN | Gangpur Siswan SO | 841210 |
| SIWAN | Guthni SO | 841435 |
| SIWAN | Hussainganj SO | 841237 |
| SIWAN | Mahrajganj SO Siwan | 841238 |
| SIWAN | Station Road | 841228 |
| SIWAN | Zeradei SO | 841245 |
| SIWAN | Lakrinabiganj S.O | 841447 |
| SIWAN | Siwan HO | 841226 |
| SIWAN | Baghauna BO | 841223 |
| SIWAN | Jogapur Kothi BO | 841413 |
| SIWAN | Bhawrajpur BO | 841231 |
| SIWAN | Jaijore BO | 841231 |
| SIWAN | Kandhpakar BO | 841287 |
| SIWAN | Kashila BO | 841287 |
| SIWAN | KTBharauli BO | 841404 |
| SIWAN | Sahrkola BO | 841406 |
| SIWAN | Barkagaowan BO | 841408 |
| SIWAN | Bhikhampur BO | 841408 |
| SIWAN | Ansar BO | 841203 |
| SIWAN | Bishwania BO | 841234 |
| SIWAN | Krishnapali BO | 841234 |
| SIWAN | Harsardhanauti BO | 841233 |
| SIWAN | Draili Mathia BO | 841235 |
| SIWAN | Netwar BO | 841235 |
| SIWAN | Barhni BO | 841227 |
| SIWAN | Papaur BO | 841227 |
| SIWAN | Sahlaur BO | 841227 |
| SIWAN | Siwan Mission House BO | 841227 |
| SIWAN | Dudhra BO | 841434 |
| SIWAN | Marachhi BO | 841434 |
| SIWAN | Sikandarpur BO | 841434 |
| SIWAN | Balua BO | 841435 |
| SIWAN | Tenua BO | 841435 |
| SIWAN | Dhanutihata BO | 841236 |
| SIWAN | Ballia BO | 841237 |
| SIWAN | Dumra BO | 841416 |
| SIWAN | Sarif Jalalpur BO | 841416 |
| SIWAN | Bishunpura BO | 841238 |
| SIWAN | Deoria BO | 841238 |
| SIWAN | Hahwa BO | 841238 |
| SIWAN | Rishura BO | 841238 |
| SIWAN | Anugrhnagar BO | 841239 |
| SIWAN | English BO | 841239 |
| SIWAN | Lebhri BO | 841239 |
| SIWAN | Punak BO | 841239 |
| SIWAN | Lawa Rampur BO | 841507 |
| SIWAN | PKRampur BO | 841507 |
| SIWAN | Chainpur BO | 841439 |
| SIWAN | Kaladumra BO | 841439 |
| SIWAN | Saidpura BO | 841439 |
| SIWAN | Champ BO | 841241 |
| SIWAN | BPEkdanga BO | 841243 |
| SIWAN | Pachphera BO | 841243 |
| SIWAN | Habibnagar BO | 841228 |
| SIWAN | Hardia BO | 841228 |
| SIWAN | Jain BO | 841228 |
| SIWAN | Tarwa BO | 841228 |
| SIWAN | Tetaria BO | 841228 |
| SIWAN | Bhartpura BO | 841506 |
| SIWAN | Dindayalpur BO | 841506 |
| SIWAN | Ratanpura BO | 841506 |
| SIWAN | Kpmishrauli BO | 841245 |
| SIWAN | Sanjalpur BO | 841245 |
| SIWAN | Shiopur Sakra BO | 841245 |
| SIWAN | Bagaura SO | 841404 |
| SIWAN | Bhagwanpur Hat SO | 841408 |
| SIWAN | Gaushalaroad Siwan SO | 841227 |
| SIWAN | Khujhwa SO | 841502 |
| SIWAN | Mustfabad SO | 841439 |
| SIWAN | Pachrukhi SO | 841241 |
| SIWAN | Siwan Chowk Bazar SO | 841226 |
| SIWAN | Hatimpur BO | 841413 |
| SIWAN | Paltuhatta BO | 841413 |
| SIWAN | Sirisia BO | 841413 |
| SIWAN | Sultanpur Kala BO | 841413 |
| SIWAN | Faridpur BO | 841231 |
| SIWAN | Kherai BO | 841231 |
| SIWAN | Tiyan BO | 841231 |
| SIWAN | Koerigawan BO | 841232 |
| SIWAN | Sadarpur BO | 841232 |
| SIWAN | TETHALI BO | 841232 |
| SIWAN | Baghi BO | 841406 |
| SIWAN | Chorma BO | 841406 |
| SIWAN | Kherwa BO | 841406 |
| SIWAN | Sohilpatti BO | 841406 |
| SIWAN | Hulesra BO | 841408 |
| SIWAN | Jagdishpur BO | 841203 |
| SIWAN | Rasulpur Tilouta BO | 841233 |
| SIWAN | Belaon BO | 841235 |
| SIWAN | Kanhauli BO | 841235 |
| SIWAN | Mathia BO | 841235 |
| SIWAN | Murera BO | 841235 |
| SIWAN | Tari BO | 841509 |
| SIWAN | Gayaspur BO | 841210 |
| SIWAN | Ghurghat BO | 841210 |
| SIWAN | Noniyapatti BO | 841210 |
| SIWAN | Khalishpur BO | 841227 |
| SIWAN | Mahuwari BO | 841227 |
| SIWAN | Nathuchhap BO | 841227 |
| SIWAN | Surwala BO | 841227 |
| SIWAN | Harihar Pur Lalgarh BO | 841434 |
| SIWAN | Bhlua BO | 841435 |
| SIWAN | Chitakhal BO | 841435 |
| SIWAN | S Bangra BO | 841238 |
| SIWAN | Bishwar BO | 841239 |
| SIWAN | Bkulari BO | 841239 |
| SIWAN | Sematar BO | 841239 |
| SIWAN | Seotapur BO | 841239 |
| SIWAN | Bherwania BO | 841507 |
| SIWAN | Itwa Bartwalia BO | 841241 |
| SIWAN | Harnathpur BO | 841504 |
| SIWAN | Ramnagar BO | 841504 |
| SIWAN | Chainpur Hata BO | 841243 |
| SIWAN | Jagdishpur Kothi BO | 841243 |
| SIWAN | Keelpur BO | 841243 |
| SIWAN | Bhantapokhar BO | 841228 |
| SIWAN | Sarsar BO | 841228 |
| SIWAN | Bhikha Bandh Satjora BO | 841244 |
| SIWAN | Pipra BO | 841244 |
| SIWAN | Ramgarh BO | 841244 |
| SIWAN | Chhitanpur BO | 841245 |
| SIWAN | Piprahiya BO | 841245 |
| SIWAN | Darauli SO | 841234 |
| SIWAN | Hasanpura SO | 841236 |
| SIWAN | Mairwa SO | 841239 |
| SIWAN | Paterhi SO | 841242 |
| SIWAN | Raghunathpur SO Siwan | 841504 |
| SIWAN | Sagar Sultanpur BO | 841417 |
| SIWAN | Hasua BO | 841436 |
| SIWAN | Pachlakhi BO | 841436 |
| SIWAN | Alapur BO | 841286 |
| SIWAN | Harihans BO | 841286 |
| SIWAN | BHIMPUR BO | 841232 |
| SIWAN | Baijubarhoga BO | 841406 |
| SIWAN | Chorauli BO | 841406 |
| SIWAN | Molnapur BO | 841406 |
| SIWAN | Sahsrawan BO | 841408 |
| SIWAN | Sondhani BO | 841408 |
| SIWAN | Bangra Ke Bari BO | 841203 |
| SIWAN | Dighwalia BO | 841203 |
| SIWAN | Nandamura BO | 841203 |
| SIWAN | Balahu BO | 841234 |
| SIWAN | Gauri BO | 841234 |
| SIWAN | Kolhua BO | 841233 |
| SIWAN | PHarsar BO | 841233 |
| SIWAN | Ramsapur BO | 841233 |
| SIWAN | Newari BO | 841509 |
| SIWAN | Bhagar BO | 841210 |
| SIWAN | Madhopur BO | 841210 |
| SIWAN | Barhani Bazar BO | 841227 |
| SIWAN | Benusar BO | 841227 |
| SIWAN | Benusar Bujurg BO | 841227 |
| SIWAN | Ukhai BO | 841227 |
| SIWAN | Hariharpur Kala BO | 841434 |
| SIWAN | Aranda BO | 841236 |
| SIWAN | Bhikhpur Bhgwanpur BO | 841236 |
| SIWAN | Rajanpura BO | 841236 |
| SIWAN | Machakna BO | 841237 |
| SIWAN | Patar BO | 841502 |
| SIWAN | Parauli BO | 841447 |
| SIWAN | Karsaut BO | 841238 |
| SIWAN | Pakwalia BO | 841238 |
| SIWAN | Tarwaparsa BO | 841240 |
| SIWAN | Belaur BO | 841239 |
| SIWAN | Sarhrwa BO | 841239 |
| SIWAN | Sohgra BO | 841239 |
| SIWAN | Talli BO | 841239 |
| SIWAN | Chakia BO | 841507 |
| SIWAN | Agya BO | 841439 |
| SIWAN | Sani Basantpur BO | 841439 |
| SIWAN | Paterha BO | 841242 |
| SIWAN | Ratanparauli BO | 841242 |
| SIWAN | Karsar BO | 841504 |
| SIWAN | Narhan BO | 841504 |
| SIWAN | Rajpur BO | 841504 |
| SIWAN | NIKHTI KALA BO | 841504 |
| SIWAN | Chhotka Manjha BO | 841243 |
| SIWAN | Barakagaon BO | 841228 |
| SIWAN | Chhapia Buzurg BO | 841228 |
| SIWAN | Balaun BO | 841244 |
| SIWAN | Saraya Sah Mohamd BO | 841506 |
| SIWAN | Barhulia BO | 841245 |
| SIWAN | Bhaisakhal BO | 841245 |
| SIWAN | Bharuli BO | 841245 |
| SIWAN | Gaziapur BO | 841446 |
| SIWAN | Makariyar BO | 841245 |
| SIWAN | Thepaha Bazar BO | 841245 |
| SIWAN | Gabhirar SO | 841509 |
| SIWAN | Goreakothi SO | 841434 |
| SIWAN | Narendrapur SO | 841446 |
| SIWAN | Takipur SO | 841244 |