| Office Name | Sumbuk B.O |
| Pincodes | 737128 |
| Area | Sumbuk |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | South Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Tingmoo B.O |
| Pincodes | 737139 |
| Area | Tingmoo |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | South Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Tinkitam B.O |
| Pincodes | 737139 |
| Area | Tinkitam |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | South Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Turuk B.O |
| Pincodes | 737128 |
| Area | Turuk |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | South Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Wok B.O |
| Pincodes | 737126 |
| Area | Wok |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | South Sikkim |
| State | Sikkim |
| Telephone No. | Na |