Birnamatula BO is the primary post office registered under PIN code 848134 in Samastipur, Bihar. This code sits within the Eastern Postal Region, with 12 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Birnamatula BO | BO | Branch Post Office |
| Hasanpur Jitwarpur BO | BO | Branch Post Office |
| Keos Nizamat BO | BO | Branch Post Office |
| Chhatauna BO | BO | Branch Post Office |
| Dadhia Asadhar BO | BO | Branch Post Office |
| Kharaj Jitwarpur BO | BO | Branch Post Office |
| Harpur Rewari BO | BO | Branch Post Office |
| Mordiwa BO | BO | Branch Post Office |
| Bishanpur Hakimabad BO | BO | Branch Post Office |
| Jitwarpur SO | SO | Sub Post Office |
| Bhagwanpur Desua BO | BO | Branch Post Office |
| Jitwarpur Chouth BO | BO | Branch Post Office |
