PIN code 609503

Post offices (8)

• Agarathirumalam Branch Post Office

  Branch Post Office · delivery · Mayiladuthurai Division · Map

• Ambal Branch Post Office

  Branch Post Office · delivery · Mayiladuthurai Division · Map

• Koothanur Branch Post Office

  Branch Post Office · non delivery · Mayiladuthurai Division · Map

• Manandakudi Branch Post Office

  Branch Post Office · delivery · Mayiladuthurai Division · Map

• Maruduvancheri Branch Post Office

  Branch Post Office · delivery · Mayiladuthurai Division · Map

• Sarabojirajapuram Branch Post Office

  Branch Post Office · delivery · Mayiladuthurai Division · Map

• Sembiyanallur Branch Post Office

  Branch Post Office · delivery · Mayiladuthurai Division · Map

• Punthottam Post Office

  PO · delivery · Mayiladuthurai Division · Map

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

18 villages use this PIN code

• Agarathirumalam · Taluka: Nannilam, Thiruvarur, Tamil Nadu · Pop. 5,270
• Sarabojirajapuram · Taluka: Kudavasal, Thiruvarur, Tamil Nadu · Pop. 3,274
• Kuttanur · Taluka: Nannilam, Thiruvarur, Tamil Nadu · Pop. 2,871
• Kovilthirumalam · Taluka: Nannilam, Thiruvarur, Tamil Nadu · Pop. 2,745
• Ambal · Taluka: Nagapattinam, Nagapattinam, Tamil Nadu · Pop. 2,393
• Adambar - I · Taluka: Nannilam, Thiruvarur, Tamil Nadu · Pop. 2,339
• Marudavancheri · Taluka: Nannilam, Thiruvarur, Tamil Nadu · Pop. 1,717
• Ayyampettai · Taluka: Nannilam, Thiruvarur, Tamil Nadu · Pop. 1,555
• Vadugakkudi · Taluka: Kudavasal, Thiruvarur, Tamil Nadu · Pop. 1,544
• Kothavasal · Taluka: Nannilam, Thiruvarur, Tamil Nadu · Pop. 1,479
• Koothanur · Taluka: Nannilam, Thiruvarur, Tamil Nadu · Pop. 1,363
• Maharajapuram · Taluka: Nannilam, Thiruvarur, Tamil Nadu · Pop. 1,363
• Rettakudi · Taluka: Nannilam, Thiruvarur, Tamil Nadu · Pop. 1,187
• Serugudi · Taluka: Kudavasal, Thiruvarur, Tamil Nadu · Pop. 1,096
• Sembiyanallur · Taluka: Nannilam, Thiruvarur, Tamil Nadu · Pop. 1,051
• Kongaryanallur · Taluka: Nagapattinam, Nagapattinam, Tamil Nadu · Pop. 1,018
• Kadagakudi · Taluka: Nannilam, Thiruvarur, Tamil Nadu · Pop. 996
• Vellaiadambar · Taluka: Kudavasal, Thiruvarur, Tamil Nadu · Pop. 686

Bank branches (3)

• AU Small Finance Bank, Poonthottam · IFSC AUBL0004685
• Equitas Small Finance Bank, Poonthottam · IFSC ESFB0001283
• Indian Overseas Bank, Poonthottam · IFSC IOBA0000272

Source: Reserve Bank of India IFSC list. Banks with this PIN code in their listed address.