Kammapuram S.O is the primary post office registered under PIN code 606103 in Cuddalore, Tamil Nadu. This code sits within the Southern Postal Region, with 8 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Kammapuram S.O | SO | Sub Post Office |
| Kathazhai B.O | BO | Branch Post Office |
| Periyakottumulai B.O | BO | Branch Post Office |
| Dharmanallur B.O | BO | Branch Post Office |
| Gopalapuram B.O | BO | Branch Post Office |
| Sathapadi B.O | BO | Branch Post Office |
| Kilapalaiyur B.O | BO | Branch Post Office |
| Ottimedu B.O | BO | Branch Post Office |
