PIN code 788931 belongs to Umrangshu S.O (Sub Post Office), located in Dima Hasao district, Assam. It falls under the Eastern Postal Region and is served by 8 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Umrangshu S.O | SO | Sub Post Office |
| Assam Quary B.O | BO | Branch Post Office |
| Garampani B.O | BO | Branch Post Office |
| Longkhu B.O | BO | Branch Post Office |
| Panch Kilometer B.O | BO | Branch Post Office |
| Govindanagar B.O | BO | Branch Post Office |
| Borolabang B.O | BO | Branch Post Office |
| Sangbar B.O | BO | Branch Post Office |
