851131 PIN Code: Rajaura, Begusarai, Bihar – Post Offices

PIN code: 851131
Main post office: Rajaura (sub office)
District: Begusarai
State: Bihar
Postal division: Begusarai
Region and circle: East Region Bhagalpur, Bihar circle
Delivery: Delivery PIN (13 of 13 offices deliver)
Location: Open on a map (25.417, 86.129)

Post offices with PIN 851131

Post office	Type	Delivery
Rajaura	Sub office	Delivers mail
Ajhaur	Branch office	Delivers mail
Babhangama	Branch office	Delivers mail
Banduar	Branch office	Delivers mail
Chandpura	Branch office	Delivers mail
Chhapki	Branch office	Delivers mail
Chilmil	Branch office	Delivers mail
Damdama	Branch office	Delivers mail
Kaith	Branch office	Delivers mail
Khamhar	Branch office	Delivers mail
Mohanpur	Branch office	Delivers mail
Parna	Branch office	Delivers mail
Sankh	Branch office	Delivers mail

851131 covers 0 head offices, 1 sub office and 12 branch offices.

What the digits of 851131 mean

8: India Post's Eastern region, which covers Bihar and Jharkhand (1,274 PINs).
85: the Bihar postal circle; 145 PINs start with 85.
851: the sorting district, shared by 37 PINs in 2 districts.
131: the delivery post office within it, Rajaura.

Head post office for 851131

The post offices with this PIN belong to the Begusarai postal division, whose head office is listed below. Money orders, savings accounts and complaints that a sub or branch office cannot settle go to the head office.

Begusarai head post office: 851101

Nearby PIN codes in Begusarai

All 32 PIN codes in Begusarai

Writing an address with 851131

Put the PIN on the last line, after the town and state, so the sorting machines and postmen can read it:

Name
House number, street
Rajaura post office
Begusarai, Bihar – 851131

Frequently asked questions

Which post office has PIN code 851131?

13 post offices share it: Rajaura, Ajhaur, Babhangama, Banduar, Chandpura, Chhapki and 7 more, in Begusarai district, Bihar.

Is 851131 a delivery PIN code?

Yes. All 13 of its post offices deliver mail; letters addressed to 851131 are delivered.

Which district is 851131 in?

Begusarai district, Bihar. It is in the Begusarai postal division (East Region Bhagalpur) of the Bihar postal circle.

What is the head post office for 851131?

The Begusarai postal division's head office is Begusarai (851101).

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.

851131 PIN code: Rajaura, Begusarai