Araria Bairgachhi BO is the primary post office registered under PIN code 854311 in Araria, Bihar. This code sits within the Eastern Postal Region, with 18 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Araria Bairgachhi BO | BO | Branch Post Office |
| Balua Deorhi BO | BO | Branch Post Office |
| Chirah BO | BO | Branch Post Office |
| Dubha BO | BO | Branch Post Office |
| Bagdahara BO | BO | Branch Post Office |
| Gairki BO | BO | Branch Post Office |
| Rampur Mohanpur BO | BO | Branch Post Office |
| Baturbari BO | BO | Branch Post Office |
| Dabhara BO | BO | Branch Post Office |
| Doria Sonapur BO | BO | Branch Post Office |
| Gaiyari BO | BO | Branch Post Office |
| Pategana BO | BO | Branch Post Office |
| Haryabara BO | BO | Branch Post Office |
| Bansbari BO | BO | Branch Post Office |
| Bochi BO | BO | Branch Post Office |
| Kakan BO | BO | Branch Post Office |
| RTMohan BO | BO | Branch Post Office |
| Araria SO | SO | Sub Post Office |
