Nugumbal BO is the primary post office registered under PIN code 603313 in Chengalpattu, Tamil Nadu. This code sits within the Southern Postal Region, with 6 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Nugumbal BO | BO | Branch Post Office |
| Chithamur SO | SO | Sub Post Office |
| Kattudevadur BO | BO | Branch Post Office |
| Vilanganur BO | BO | Branch Post Office |
| Neerpair BO | BO | Branch Post Office |
| Onambakkam BO | BO | Branch Post Office |
