PIN code 603402 belongs to Alisoor B.O (Branch Post Office), located in Kanchipuram district, Tamil Nadu. It falls under the Southern Postal Region and is served by 6 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Alisoor B.O | BO | Branch Post Office |
| Arasanimangalam B.O | BO | Branch Post Office |
| Pennalur B.O | BO | Branch Post Office |
| Elaganar B.O | BO | Branch Post Office |
| Hanumanthandalam B.O | BO | Branch Post Office |
| Kaliyampoondi S.O | SO | Sub Post Office |
