851131 PIN Code: Rajaura, Ajhaur (Begusarai)
851131 is the PIN code of Rajaura, Ajhaur, Babhangama, Banduar and 9 more in Begusarai district, Bihar. Mail for 851131 is delivered by Rajaura SO, Ajhaur BO, Babhangama BO. It covers 44 villages.
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Rajaura, Ajhaur, Babhangama
851131 at a glance
- PIN code
- 851131
- Areas
- Rajaura, Ajhaur, Babhangama, Banduar, Chandpura and Chhapki and 7 more
- District
- Begusarai
- State
- Bihar
- Postal circle
- Bihar Circle
- Region / division
- East Region Bhagalpur · Begusarai Division
- Head office
- Begusarai HO (7.5 km south)
- Delivery office
- Rajaura SO, Ajhaur BO and Babhangama BO and 10 more
- Post offices
- 13 (1 sub office and 12 branch offices)
- Villages
- 44 in 2 tehsils
- Type of area
- Rural (villages)
- Middle of the area
- 25.48325, 86.14297
- DIGIPIN of the middle
- 22LCKJCF3F
- Sorting district code
- 851 (shared by 37 PIN codes; Begusarai and Khagaria)
- Nearest PIN codes
- 851127 (6.8 km), 851101 (7.2 km), 851117 (7.3 km), 851118 (7.5 km)
Sources: India Post's All India Pincode Directory (list dated 3 Oct 2025), the Local Government Directory (Ministry of Panchayati Raj), OpenStreetMap. Area and middle point are approximate, from our map.
Where PIN 851131 is
- PIN 851131
- Neighbouring PIN codes (tap one)
- Post office that delivers mail
- Other post offices (counter only)
- Main roads, railways and water
An approximate shape, not an official boundary: India Post doesn't publish PIN boundary maps. Each spot takes the PIN of the nearest post office or address mapped on OpenStreetMap (12 carry 851131). Blank parts have no known address nearby. Roads, railways and water: © OpenStreetMap contributors.
About the 851131 area
851131 is a rural PIN code in Begusarai district, Bihar. India Post lists 13 post offices under it: Rajaura SO, Ajhaur BO, Babhangama BO, Banduar BO and Chandpura BO and 8 more. Mail for addresses with this PIN is delivered by Rajaura SO, Ajhaur BO and Babhangama BO and 10 other offices.
In India Post's structure, 851131 belongs to the Begusarai Division, part of the East Region Bhagalpur of the Bihar Circle. The nearest head office of its division is Begusarai HO, about 7.5 km south. The first three digits, 851, are the sorting district code that 37 PIN codes share, covering Begusarai and Khagaria.
44 villages in the Local Government Directory carry PIN 851131, spread over 2 tehsils: Begusarai (43) and Barauni (1). They include Ajhaur, Akhtiarpur, Akhtiyarpur, Bagwara and Bahdarpur.
The middle of the 851131 area is at 25.4833° N, 86.1430° E (DIGIPIN 22LCKJCF3F). The closest PIN codes are 851127 (Manjhaul, 6.8 km north-west), 851101 (Begusarai, 7.2 km south) and 851117 (Refinery Township, 7.3 km south-west).
Begusarai district has 29 PIN codes. The one with the most post offices is 851129 (Mirzapur Banduar, 22); 851131 has 13. The one with the most villages is 851211 (Lakhminia, 161).
Post offices with PIN code 851131
| Post office | Type and mail delivery |
|---|---|
| Rajaura SO | Sub office Delivers |
| Ajhaur BO | Branch office Delivers |
| Babhangama BO | Branch office Delivers |
| Banduar BO | Branch office Delivers |
| Chandpura BO | Branch office Delivers |
| Chhapki BO | Branch office Delivers |
| Chilmil BO | Branch office Delivers |
| Damdama BO | Branch office Delivers |
| Kaith BO | Branch office Delivers |
| Khamhar BO | Branch office Delivers |
| Mohanpur BO | Branch office Delivers |
| Parna BO | Branch office Delivers |
| Sankh BO | Branch office Delivers |
"Delivers" means postmen from that office bring mail to addresses with this PIN. Head offices run a postal division's accounts; sub offices serve towns; branch offices are small, mostly village offices working under a sub office. More on the types of post offices.
What the digits of 851131 mean
A letter to 851131 is sorted in four steps, one for each part of the code (all zones and circles):
- 1 · Zone851131
Eastern zone: Bihar, Jharkhand
- 2 · Postal circle851131
Bihar Circle
- 3 · Sorting district851131
Sorting district covering Begusarai and Khagaria
- 4 · Delivery office851131
Delivered by Rajaura SO, Ajhaur BO
Villages under PIN code 851131 (44)
| Village | Mandal / tehsil | District |
|---|---|---|
| Ajhaur | Begusarai | Begusarai |
| Akhtiarpur | Begusarai | Begusarai |
| Akhtiyarpur | Begusarai | Begusarai |
| Bagwara | Begusarai | Begusarai |
| Bahdarpur | Begusarai | Begusarai |
| Bandwar | Begusarai | Begusarai |
| Bangbhairav | Begusarai | Begusarai |
| Bari Sankh | Begusarai | Begusarai |
| Bari Sanwak | Begusarai | Begusarai |
| Basdeopur | Begusarai | Begusarai |
| Bharra | Begusarai | Begusarai |
| Bindpur | Begusarai | Begusarai |
| Chak Began | Begusarai | Begusarai |
| Chak Farid | Begusarai | Begusarai |
| Chak Pahar | Begusarai | Begusarai |
| Chak Parna | Begusarai | Begusarai |
| Chak Yasin | Begusarai | Begusarai |
| Chakka | Begusarai | Begusarai |
| Chakpurain | Begusarai | Begusarai |
| Chandpura | Begusarai | Begusarai |
| Chanpura | Begusarai | Begusarai |
| Chanpura Part | Begusarai | Begusarai |
| Chhanpura | Begusarai | Begusarai |
| Chhoti Saankh | Begusarai | Begusarai |
| Chilmil | Begusarai | Begusarai |
| Chodda | Begusarai | Begusarai |
| Dhobauli | Begusarai | Begusarai |
| Ekhtiarpur | Begusarai | Begusarai |
| Fatehpur | Begusarai | Begusarai |
| Gauspur | Begusarai | Begusarai |
| Haibatpur | Begusarai | Begusarai |
| Hamir Chak Milki | Begusarai | Begusarai |
| Hardia | Begusarai | Begusarai |
| Hari Chak Milki | Begusarai | Begusarai |
| Jinedpur | Begusarai | Begusarai |
| Kaith | Begusarai | Begusarai |
| Kari Chak | Begusarai | Begusarai |
| Khamhar | Begusarai | Begusarai |
| Makhopur | Barauni | Begusarai |
| Mohanpur | Begusarai | Begusarai |
| Parna | Begusarai | Begusarai |
| Rajaura | Begusarai | Begusarai |
| Sankh | Begusarai | Begusarai |
| Sikandarpur | Begusarai | Begusarai |
Villages: Local Government Directory, Ministry of Panchayati Raj (list dated 1 Sep 2026), names as the government lists them.
PIN codes near 851131
Distances are as the crow flies, between the middles of each PIN's mapped addresses and post offices.
How to write an address with PIN 851131
Name House / flat number, street Rajaura, Begusarai Bihar - 851131
Write the 6 digits in full at the end, after the state. Use the area name that matches your street, from the post offices above. How to write an Indian address.
Questions about PIN 851131
Which area has the PIN code 851131?
851131 is the PIN code of Rajaura, Ajhaur, Babhangama and Banduar and other areas in Begusarai district, Bihar.
Which district and state is 851131 in?
Begusarai district in Bihar, in India Post's Bihar Circle (Begusarai Division).
How many post offices use 851131?
13 post offices: Rajaura SO, Ajhaur BO, Babhangama BO, Banduar BO, Chandpura BO, Chhapki BO, Chilmil BO and Damdama BO and others.
Which post office delivers mail for 851131?
Rajaura SO, Ajhaur BO, Babhangama BO and Banduar BO deliver mail for this PIN.
What is the head office for 851131?
Begusarai HO, about 7.5 km south of the 851131 area, is the nearest head office in the Begusarai Division.
Which villages come under PIN code 851131?
44 villages, including Ajhaur, Akhtiarpur, Akhtiyarpur, Bagwara, Bahdarpur, Bandwar, Bangbhairav and Bari Sankh. The full list is on this page.
Is 851131 a rural or urban PIN code?
Rural: 44 villages and no town bodies are listed under it.
What are the PIN codes near 851131?
851127 (Manjhaul, 6.8 km), 851101 (Begusarai, 7.2 km), 851117 (Refinery Township, 7.3 km), 851118 (Baro, 7.5 km) and 851113 (BDeorhi, 7.5 km), measured between the middles of the areas.
What is the DIGIPIN of the 851131 area?
22LCKJCF3F is the DIGIPIN of the middle of the area. A DIGIPIN marks a spot about 4 metres wide, so every house has its own; use the DIGIPIN tool for your exact spot.
Is 851131 the PIN code of my address?
If you are at the address, tap "Is this my PIN code?" at the top of this page. Otherwise check that your street's area matches one of the post offices or localities listed here. For anything important, confirm with your post office.
Post offices: India Post, All India Pincode Directory on data.gov.in (Government Open Data License - India), list dated 3 Oct 2025. District names are as India Post lists them and can differ from the revenue district. Not an India Post website: for anything important, confirm with your post office.
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