851117 PIN Code: Refinery Township, Dumri (Begusarai)
851117 is the PIN code of Refinery Township, Dumri, Nagdah in Begusarai district, Bihar. Mail for 851117 is delivered by Refinery Township SO, Dumri BO, Nagdah BO. It covers 4 villages.
Your location stays on your phone: the check runs in your browser and we only download the post office list for your area.
Refinery Township, Dumri, Nagdah
851117 at a glance
- PIN code
- 851117
- Areas
- Refinery Township, Dumri and Nagdah
- District
- Begusarai
- State
- Bihar
- Postal circle
- Bihar Circle
- Region / division
- East Region Bhagalpur · Begusarai Division
- Head office
- Begusarai HO (1.8 km south-east)
- Delivery office
- Refinery Township SO, Dumri BO and Nagdah BO
- Post offices
- 3 (1 sub office and 2 branch offices)
- Villages
- 4 in 1 tehsil
- Type of area
- Rural (villages)
- Approximate area
- about 5.7 km² (2.4 km east-west, 5.7 km north-south)
- Middle of the area
- 25.42331, 86.11277
- DIGIPIN of the middle
- 22LFTLT33K
- Sorting district code
- 851 (shared by 37 PIN codes; Begusarai and Khagaria)
- Nearest PIN codes
- 851134 (1.2 km), 851118 (1.8 km), 851113 (1.8 km), 851116 (1.8 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 851117 is
- PIN 851117
- 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 (9 carry 851117). Blank parts have no known address nearby. Roads, railways and water: © OpenStreetMap contributors.
About the 851117 area
851117 is a rural PIN code in Begusarai district, Bihar. India Post lists 3 post offices under it: Refinery Township SO, Dumri BO and Nagdah BO. Mail for addresses with this PIN is delivered by Refinery Township SO, Dumri BO and Nagdah BO.
In India Post's structure, 851117 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 1.8 km south-east. The first three digits, 851, are the sorting district code that 37 PIN codes share, covering Begusarai and Khagaria.
4 villages in the Local Government Directory carry PIN 851117, spread over 1 tehsil: Begusarai (4). They include Dumri, Itwa, Nagdah and Pipra.
The middle of the 851117 area is at 25.4233° N, 86.1128° E (DIGIPIN 22LFTLT33K), and the area is roughly 5.7 km² on our map. The closest PIN codes are 851134 (Ullao, 1.2 km west), 851118 (Baro, 1.8 km south-east) and 851113 (BDeorhi, 1.8 km south-east).
Begusarai district has 29 PIN codes. The one with the most post offices is 851129 (Mirzapur Banduar, 22); 851117 has 3. The one with the most villages is 851211 (Lakhminia, 161).
Post offices with PIN code 851117
| Post office | Type and mail delivery |
|---|---|
| Refinery Township SO | Sub office Delivers |
| Dumri BO | Branch office Delivers |
| Nagdah 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 851117 mean
A letter to 851117 is sorted in four steps, one for each part of the code (all zones and circles):
- 1 · Zone851117
Eastern zone: Bihar, Jharkhand
- 2 · Postal circle851117
Bihar Circle
- 3 · Sorting district851117
Sorting district covering Begusarai and Khagaria
- 4 · Delivery office851117
Delivered by Refinery Township SO, Dumri BO
Villages under PIN code 851117 (4)
| Village | Mandal / tehsil | District |
|---|---|---|
| Dumri | Begusarai | Begusarai |
| Itwa | Begusarai | Begusarai |
| Nagdah | Begusarai | Begusarai |
| Pipra | Begusarai | Begusarai |
Villages: Local Government Directory, Ministry of Panchayati Raj (list dated 1 Sep 2026), names as the government lists them.
PIN codes near 851117
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 851117
Name House / flat number, street Refinery Township, Begusarai Bihar - 851117
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 851117
Which area has the PIN code 851117?
851117 is the PIN code of Refinery Township, Dumri and Nagdah in Begusarai district, Bihar.
Which district and state is 851117 in?
Begusarai district in Bihar, in India Post's Bihar Circle (Begusarai Division).
How many post offices use 851117?
3 post offices: Refinery Township SO, Dumri BO and Nagdah BO.
Which post office delivers mail for 851117?
Refinery Township SO, Dumri BO and Nagdah BO deliver mail for this PIN.
What is the head office for 851117?
Begusarai HO, about 1.8 km south-east of the 851117 area, is the nearest head office in the Begusarai Division.
Which villages come under PIN code 851117?
4 villages, including Dumri, Itwa, Nagdah and Pipra. The full list is on this page.
Is 851117 a rural or urban PIN code?
Rural: 4 villages and no town bodies are listed under it.
What are the PIN codes near 851117?
851134 (Ullao, 1.2 km), 851118 (Baro, 1.8 km), 851113 (BDeorhi, 1.8 km), 851116 (Btpp, 1.8 km) and 851114 (Barauni Oil Refinery, 1.8 km), measured between the middles of the areas.
What is the DIGIPIN of the 851117 area?
22LFTLT33K 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 851117 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.
More PIN codes
All 29 PIN codes of Begusarai · All PIN codes of Bihar · PIN code guides · Find the PIN code of where you are