8433012 post offices

Sitamarhi HO is the primary post office registered under PIN code 843301 in Sitamarhi, Bihar. This code sits within the Eastern Postal Region, with 2 offices operating under it.

Post office	Type	Full name
Sitamarhi HO	HO	Head Post Office
Shaktipith Chandidham SO	SO	Sub Post Office

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

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Digit 1 (8)Eastern Region — Bihar & Jharkhand

DistrictSitamarhi

StateBihar

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