Pincode 737128 · South District District · Sikkim
| Name | Sumbuk BO |
| Type | Branch Post Office |
| Pincode | 737128 |
| Taluk | Sikkim Division |
| District | |
| State | |
| Coordinates | 27.0900, 88.3800 |
| Post Office | Type |
|---|---|
| Branch Post Office | |
| Branch Post Office | |
| Branch Post Office |
South District, Sikkim. Map data: OpenStreetMap, CARTO.
| Melli Bazar SO | Post Office |
| Melli Dara BO | Branch Post Office |
| Payiong BO | Branch Post Office |
| Rateypani BO | Branch Post Office |
| Sadam BO | Branch Post Office |
| Turuk BO | Branch Post Office |