Chungthang is Taluka (Tehsil) in North Sikkim district of Sikkim state. Chungthang has 5 areas (postal offices). Chungthang has a Sub Office and the PIN Code of Chungthang is 737120.
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 737120 | Chungthang PIN Code | North Sikkim | Chungthang | Sub Office |
| 737120 | Lachen PIN Code | North Sikkim | Chungthang | Branch Office |
| 737120 | Lachung PIN Code | North Sikkim | Chungthang | Branch Office |
| 737120 | Naga PIN Code | North Sikkim | Chungthang | Branch Office |
| 737120 | Shipgyare PIN Code | North Sikkim | Chungthang | Branch Office |