PIN code 781131 belongs to Warmawsaw B.O (Branch Post Office), located in Ri Bhoi district, Meghalaya. It falls under the Eastern Postal Region and is served by 4 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Warmawsaw B.O | BO | Branch Post Office |
| Patharkhmah B.O | BO | Branch Post Office |
| Jirang B.O | BO | Branch Post Office |
| Rani S.O (Kamrup) | OTHER | post office |
