| Pin Code: | 737128 |
| Office Type: | Branch Office (B. O.) |
| District: | South Sikkim |
| State: | Sikkim |
| Division: | Sikkim |
| Region: | North Bengal And Sikkim |
| Circle: | West Bengal |
| Taluk : | Melli |
The postal index number of Sumbuk is 737128 which is situated in South Sikkim district of Sikkim in India having region North Bengal And Sikkim and division Sikkim.
Localities sharing Postal Code of Sumbuk: -
Last Modified on: 19 September 2023