The Pin Code of Topkhana is 734316. Get more details along with the Pin Code of Topkhana. Topkhana is located in Darjeeling district in West Bengal. 734316 is the pincode (Postal code) of Topkhana.
| Location | Pincode | State | District |
| Topkhana | 734316 | West Bengal | Darjeeling |
| Location | Pincode | State | District |
| Mahakal Dara | 734316 | West Bengal | Darjeeling |
| Rousay Bazar | 734316 | West Bengal | Darjeeling |
| Sindebong | 734316 | West Bengal | Darjeeling |
| Swansay | 734316 | West Bengal | Darjeeling |
| Upper Dalapchand | 734316 | West Bengal | Darjeeling |