Sonada SO is the primary post office registered under PIN code 734209 in Darjeeling, West Bengal. This code sits within the Eastern Postal Region, with 9 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Sonada SO | SO | Sub Post Office |
| Moonda Koti BO | BO | Branch Post Office |
| Nalichor BO | BO | Branch Post Office |
| Ringtong BO | BO | Branch Post Office |
| Rangmook BO | BO | Branch Post Office |
| Balasun BO | BO | Branch Post Office |
| Dooteriah B.O | BO | Branch Post Office |
| Tamsing Dhura BO | BO | Branch Post Office |
| Rangbull B.O | BO | Branch Post Office |
