Mangalakudi SO is the primary post office registered under PIN code 623308 in Ramanathapuram, Tamil Nadu. This code sits within the Southern Postal Region, with 8 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Mangalakudi SO | SO | Sub Post Office |
| Kookudi BO | BO | Branch Post Office |
| Ooranikottai BO | BO | Branch Post Office |
| Sirumalaikottai BO | BO | Branch Post Office |
| Andavoorani BO | BO | Branch Post Office |
| Kunjankulam BO | BO | Branch Post Office |
| Kavalaivendran BO | BO | Branch Post Office |
| Peruvakottai BO | BO | Branch Post Office |
