In Shi Yomi district, Arunachal Pradesh, PIN code 791003 is anchored by Rapum, a post office. Mail addressed to this code is sorted through the Eastern Postal Region, across 12 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Rapum | OTHER | post office |
| Geching | OTHER | post office |
| Pidi H.Q. | OTHER | post office |
| Mechuka S.O | SO | Sub Post Office |
| Barbo | OTHER | post office |
| Rego | OTHER | post office |
| Purying | OTHER | post office |
| Hirong | OTHER | post office |
| Tato H.Q. (including Labour Camp) | OTHER | post office |
| Monigong H.Q. | OTHER | post office |
| Lungte | OTHER | post office |
| Tadogita | OTHER | post office |
