34 PIN codes · 349 post offices

Samastipur, Bihar

The Samastipur postal district in Bihar covers 34 distinct PIN codes and 349 post offices operating across urban and rural delivery routes. Mail routing in this district connects through the Eastern Postal Region, coordinated via Samastipur HO and local delivery branch offices.

District directory

All PIN Codes in Samastipur

Verified Q3 2026Data compiled from Department of Posts gazettes & active circle registers.
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Postal reference

Frequently Asked Questions about Samastipur PIN Codes

How many PIN codes and post offices are in Samastipur district?

Samastipur district in Bihar currently has 34 unique PIN codes serving 349 post offices, which include 33 Sub Offices (SO) and 309 Branch Offices (BO).

How are postal deliveries organized in Samastipur?

Deliveries in Samastipur fall under the Eastern Postal Region. Mail is sorted through district administrative hubs anchored by Samastipur HO and routed to local sub and branch offices for delivery.