PIN code 638004 belongs to Peria Semur BO (Branch Post Office), located in Erode district, Tamil Nadu. It falls under the Southern Postal Region and is served by 4 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Peria Semur BO | BO | Branch Post Office |
| ERODE MUNICIPAL COLONY SO | SO | Sub Post Office |
| Chikkaiah Naicker College BO | BO | Branch Post Office |
| Veerappanchatram SO | SO | Sub Post Office |
