| Office Name | Chumbong B.O |
| Pincodes | 737121 |
| Area | Chumbong |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | West Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Chungthang S.O |
| Pincodes | 737120 |
| Area | Chungthang |
| Office Status | Sub Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | North Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Dalapchand B.O |
| Pincodes | 737131 |
| Area | Dalapchand |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Damthang B.O |
| Pincodes | 737126 |
| Area | Damthang |
| 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 | Darap B.O |
| Pincodes | 737113 |
| Area | Darap |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | West Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Dentam B.O |
| Pincodes | 737113 |
| Area | Dentam |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | West Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Deorali S.O |
| Pincodes | 737102 |
| Area | Deorali |
| Office Status | Sub Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Dhajey B.O |
| Pincodes | 737102 |
| Area | Dhajey |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Dikchu S.O |
| Pincodes | 737107 |
| Area | Dikchu |
| Office Status | Sub Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Dipudara Nhpc Complex B.O |
| Pincodes | 737134 |
| Area | Dipudara Nhpc Complex |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Duga B.O |
| Pincodes | 737132 |
| Area | Duga |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | East Pendam B.O |
| Pincodes | 737132 |
| Area | East Pendam |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Gangkha Busty B.O |
| Pincodes | 737134 |
| Area | Gangkha Busty |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Gangtok Bazar S.O |
| Pincodes | 737101 |
| Area | Gangtok Bazar |
| Office Status | Sub Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Gangtok H.O |
| Pincodes | 737101 |
| Area | Gangtok |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | 03592-201218 |
| Office Name | Gayzing S.O |
| Pincodes | 737111 |
| Area | Gayzing |
| Office Status | Sub Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | West Sikkim |
| State | Sikkim |
| Telephone No. | 03595-250721 |
| Office Name | Gerathang B.O |
| Pincodes | 737111 |
| Area | Gerathang |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | West Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Gnathang B.O |
| Pincodes | 737102 |
| Area | Gnathang |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Gor B.O |
| Pincodes | 737107 |
| Area | Gor |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | East Sikkim |
| State | Sikkim |
| Telephone No. | Na |
| Office Name | Hee Gaon B.O |
| Pincodes | 737113 |
| Area | Hee Gaon |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Sikkim |
| Postal Region | North Bengal And Sikkim |
| District | West Sikkim |
| State | Sikkim |
| Telephone No. | Na |