Hanumannagar BO is the primary post office registered under PIN code 843331 in Sitamarhi, Bihar. This code sits within the Eastern Postal Region, with 17 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Hanumannagar BO | BO | Branch Post Office |
| Malahi BO | BO | Branch Post Office |
| Meghpur BO | BO | Branch Post Office |
| Barahi BO | BO | Branch Post Office |
| Bhitha Bazar BO | BO | Branch Post Office |
| H Dularpur BO | BO | Branch Post Office |
| Baghari BO | BO | Branch Post Office |
| Mahuawa BO | BO | Branch Post Office |
| Shrikhandi Bhitta BO | BO | Branch Post Office |
| Sutihara BO | BO | Branch Post Office |
| Sursand SO | SO | Sub Post Office |
| Majhaura BO | BO | Branch Post Office |
| Narha BO | BO | Branch Post Office |
| Ragharpura BO | BO | Branch Post Office |
| Bakhari BO | BO | Branch Post Office |
| Kumma BO | BO | Branch Post Office |
| Radhaur BO | BO | Branch Post Office |
