| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 151 | Tumen | Tumin BO | 📍 737134 | Gangtok | Branch Post Office |
| 152 | Tumen Forest Block | Tumin BO | 📍 737134 | Gangtok | Branch Post Office |
| 153 | Tumen Forest Block | Makha SO | 📍 737138 | Gangtok | Head Post Office - H |
| 154 | Tumlabung | Middle Camp BO | 📍 737135 | Gangtok | Branch Post Office |
| 155 | Upper Burtuk | Gangtok HO | 📍 737101 | Gangtok | Head Post Office - H |
| 156 | Upper Chandmari | Rajbhawan SO East Sikkim | 📍 737103 | Gangtok | Post Office - PO |
| 157 | Upper Sicheygaon | Sichey Gaon SO | 📍 737101 | Gangtok | Post Office - PO |
| 158 | Upper Tathangchen | Rajbhawan SO East Sikkim | 📍 737103 | Gangtok | Post Office - PO |
| 159 | West Pendam | West Pendam BO | 📍 737134 | Gangtok | Branch Post Office |
| 160 | Yangtam | Changayshanti BO | 📍 737106 | Pakyong | Branch Post Office |