North Sikkim Pincode
| Location | Pincode | State | District |
| Chungthang | 737120 | Sikkim | North Sikkim |
| Kabi | 737117 | Sikkim | North Sikkim |
| Lachen | 737120 | Sikkim | North Sikkim |
| Lachung | 737120 | Sikkim | North Sikkim |
| Lingthem | 737116 | Sikkim | North Sikkim |
| Lower Dzongu | 737116 | Sikkim | North Sikkim |
| Mangan | 737116 | Sikkim | North Sikkim |
| Manul | 737116 | Sikkim | North Sikkim |
| Men Rong rong | 737116 | Sikkim | North Sikkim |
| Naga | 737120 | Sikkim | North Sikkim |
| Namok | 737116 | Sikkim | North Sikkim |
| Phamtam | 737116 | Sikkim | North Sikkim |
| Phensong | 737118 | Sikkim | North Sikkim |
| Phudong | 737119 | Sikkim | North Sikkim |
| Ramthang | 737116 | Sikkim | North Sikkim |
| Rangrang | 737116 | Sikkim | North Sikkim |
| Sangkalan | 737116 | Sikkim | North Sikkim |
| Shipgyare | 737120 | Sikkim | North Sikkim |
| Singhik | 737116 | Sikkim | North Sikkim |
| Tingchim | 737116 | Sikkim | North Sikkim |
| Tingvong | 737116 | Sikkim | North Sikkim |