| Post office | Topkhana S.O |
| Pin code | 734316 |
| Office type | S.O |
| Taluk / city | Darjeeling Pulbazar |
| District name | Darjiling |
| State name | West Bengal |
| Delivery status | Delivery |
| Division name | Darjeeling |
| Region name | North Bengal And Sikkim |
| Circle name | West Bengal |
| Related sub office | NA |
| Related head office | Darjeeling H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 734316 | Topkhana S.O | Darjeeling Pulbazar | Darjiling | West Bengal |
| 734316 | Sindebong B.O | Kalimpong | Darjiling | West Bengal |
| 734316 | Upper Dalapchand B.O | Kalimpong | Darjiling | West Bengal |
| 734316 | Mahakal Dara B.O | Kalimpong - II | Darjiling | West Bengal |
| 734316 | Swansay B.O | Kalimpong - II | Darjiling | West Bengal |
| 734316 | Rousay Bazar B.O | Kalimpong -I | Darjiling | West Bengal |