Tirukalukundram is Taluka (Tehsil) in Kanchipuram district of Tamil Nadu state. Tirukalukundram has 5 areas (postal offices).
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 603102 | Pudupattinam PIN Code | Kanchipuram | Tirukalukundram | Branch Office |
| 603102 | Pudupattinam Colony PIN Code | Kanchipuram | Tirukalukundram | Sub Office |
| 603102 | Reactor Research Centre PIN Code | Kanchipuram | Tirukalukundram | Branch Office |
| 603109 | Tirukalikundram Bazaar PIN Code | Kanchipuram | Tirukalukundram | Sub Office |
| 603102 | Vittalapuram PIN Code | Kanchipuram | Tirukalukundram | Branch Office |