Chengalpattu Cutcherry SO is the primary post office registered under PIN code 603001 in Chengalpattu, Tamil Nadu. This code sits within the Southern Postal Region, with 3 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Chengalpattu Cutcherry SO | SO | Sub Post Office |
| Chengalpattu HO | HO | Head Post Office |
| Chengalpattu MedCollege SO | SO | Sub Post Office |
