In Dinajpur Dakshin district, West Bengal, PIN code 733121 is anchored by Karkha BO, a Branch Post Office. Mail addressed to this code is sorted through the Eastern Postal Region, across 17 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Karkha BO | BO | Branch Post Office |
| Badalpur BO | BO | Branch Post Office |
| Banshihari BO | BO | Branch Post Office |
| Dikul BO | BO | Branch Post Office |
| Durgapur BO | BO | Branch Post Office |
| Mahipal BO | BO | Branch Post Office |
| Nilgambhir BO | BO | Branch Post Office |
| Sudarshannagar BO | BO | Branch Post Office |
| Joredighi BO | BO | Branch Post Office |
| Karai BO | BO | Branch Post Office |
| Biswanathpur BO | BO | Branch Post Office |
| Sihole BO | BO | Branch Post Office |
| Jamar BO | BO | Branch Post Office |
| Cheragipara BO | BO | Branch Post Office |
| Kalikamora BO | BO | Branch Post Office |
| Kushkari BO | BO | Branch Post Office |
| Buniadpur SO | SO | Sub Post Office |
