| Post office | Harichandrapuram B.O |
| Pin code | 631210 |
| Office type | B.O |
| Taluk / city | Tiruttani |
| District name | Tiruvallur |
| State name | Tamil Nadu |
| Delivery status | Delivery |
| Division name | Kanchipuram |
| Region name | Chennai Region |
| Circle name | Tamilnadu |
| Related sub office | Tiruvelangadu S.O |
| Related head office | Tiruvallur H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 631210 | Chinnammapet B.O | NA | Tiruvallur | Tamil Nadu |
| 631210 | Kaverirajapuram B.O | NA | Tiruvallur | Tamil Nadu |
| 631210 | Kurmavilasapuram B.O | NA | Tiruvallur | Tamil Nadu |
| 631210 | Mannur B.O | NA | Tiruvallur | Tamil Nadu |
| 631210 | Athipattu B.O | Tirutani | Tiruvallur | Tamil Nadu |
| 631210 | Tiruvelangadu S.O | Tirutani | Tiruvallur | Tamil Nadu |
| 631210 | Harichandrapuram B.O | Tiruttani | Tiruvallur | Tamil Nadu |
| 631210 | Kunnavalam B.O | Tiruttani | Tiruvallur | Tamil Nadu |
| 631210 | Pakasala B.O | Tiruttani | Tiruvallur | Tamil Nadu |
| 631210 | Palayanur B.O | Tiruttani | Tiruvallur | Tamil Nadu |
| 631210 | Peddakalakattur B.O | Tiruttani | Tiruvallur | Tamil Nadu |
| 631210 | Veeraraghavapuram B.O | Tiruttani | Tiruvallur | Tamil Nadu |
| 631210 | Vyasapuram B.O | Tiruttani | Tiruvallur | Tamil Nadu |