Eyyakunam BO is the primary post office registered under PIN code 604204 in Villupuram, Tamil Nadu. This code sits within the Southern Postal Region, with 12 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Eyyakunam BO | BO | Branch Post Office |
| Eyyal BO | BO | Branch Post Office |
| Theppirampattu BO | BO | Branch Post Office |
| Manandal BO | BO | Branch Post Office |
| Sathambadi BO | BO | Branch Post Office |
| Siruthalaipoondi BO | BO | Branch Post Office |
| Melsevalambadi BO | BO | Branch Post Office |
| Periyanolambai BO | BO | Branch Post Office |
| Melmalayanur SO | SO | Sub Post Office |
| Thayanur BO | BO | Branch Post Office |
| Thorapadi BO | BO | Branch Post Office |
| Vadapalai BO | BO | Branch Post Office |
