PIN code 631211

Post offices (3)

• Karthikeyapuram Branch Post Office

  Branch Post Office · delivery · Kanchipuram Division · Map

• Kasavarajpetta Branch Post Office

  Branch Post Office · delivery · Kanchipuram Division · Map

• Saraswathinagar Post Office

  PO · delivery · Kanchipuram Division · Map

Source: Department of Posts, All India Pincode Directory (data.gov.in, GODL-India), as of 3 Oct 2025.

5 villages use this PIN code

• Karthikayapuram · Taluka: Tiruttani, Thiruvallur, Tamil Nadu · Pop. 3,434
• Periyakadambur · Taluka: Tiruttani, Thiruvallur, Tamil Nadu · Pop. 1,983
• Chinnakadambur · Taluka: Tiruttani, Thiruvallur, Tamil Nadu · Pop. 1,299
• Devasenapuram · தேவசேனாபுரம் · Taluka: Tiruttani, Thiruvallur, Tamil Nadu
• Vallimapuram · வள்ளிமாபுரம் · Taluka: Tiruttani, Thiruvallur, Tamil Nadu