Madhur B.O is the primary post office registered under PIN code 631606 in Kanchipuram, Tamil Nadu. This code sits within the Southern Postal Region, with 5 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Madhur B.O | BO | Branch Post Office |
| Ullavur B.O | BO | Branch Post Office |
| Palayaseevaram S.O | SO | Sub Post Office |
| Padur B.O | BO | Branch Post Office |
| Thirumukkudal B.O | BO | Branch Post Office |
