Chowbaga BO is the primary post office registered under PIN code 700105 in Kolkata, West Bengal. This code sits within the Eastern Postal Region, with 3 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Chowbaga BO | BO | Branch Post Office |
| Dhapa SO | SO | Sub Post Office |
| Nowbhanga SO | SO | Sub Post Office |
