Athipattu B.O is the primary post office registered under PIN code 631210 in Thiruvallur, Tamil Nadu. This code sits within the Southern Postal Region, with 13 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Athipattu B.O | BO | Branch Post Office |
| Kunnavalam B.O | BO | Branch Post Office |
| Tiruvelangadu S.O | SO | Sub Post Office |
| Harichandrapuram B.O | BO | Branch Post Office |
| Kaverirajapuram B.O | BO | Branch Post Office |
| Pakasala B.O | BO | Branch Post Office |
| Veeraraghavapuram B.O | BO | Branch Post Office |
| Chinnammapet B.O | BO | Branch Post Office |
| Mannur B.O | BO | Branch Post Office |
| Palayanur B.O | BO | Branch Post Office |
| Kurmavilasapuram B.O | BO | Branch Post Office |
| Peddakalakattur B.O | BO | Branch Post Office |
| Vyasapuram B.O | BO | Branch Post Office |
