In Birbhum district, West Bengal, PIN code 731243 is anchored by Harioka BO, a Branch Post Office. Mail addressed to this code is sorted through the Eastern Postal Region, across 9 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Harioka BO | BO | Branch Post Office |
| Bhabanandapur BO | BO | Branch Post Office |
| Haridaspur BO | BO | Branch Post Office |
| Ayas BO | BO | Branch Post Office |
| Banior BO | BO | Branch Post Office |
| Chilinpur BO | BO | Branch Post Office |
| Bautia BO | BO | Branch Post Office |
| Sonarkundu BO | BO | Branch Post Office |
| Nalhati Township SO | SO | Sub Post Office |
