PIN code 621651

Post offices (10)

• Alundalaipur Branch Post Office

  Branch Post Office · delivery · Tiruchirapalli Division · Map

• Kanakiliyanallur Branch Post Office

  Branch Post Office · delivery · Tiruchirapalli Division · Map

• Palanganatham Branch Post Office

  Branch Post Office · delivery · Tiruchirapalli Division · Map

• Peruvalappur Branch Post Office

  Branch Post Office · delivery · Tiruchirapalli Division · Map

• Sannavur Branch Post Office

  Branch Post Office · delivery · Tiruchirapalli Division · Map

• Sirukalappur Branch Post Office

  Branch Post Office · delivery · Tiruchirapalli Division · Map

• Tappay Branch Post Office

  Branch Post Office · delivery · Tiruchirapalli Division · Map

• Vadugarpet Branch Post Office

  Branch Post Office · delivery · Tiruchirapalli Division · Map

• Varakuppai Branch Post Office

  Branch Post Office · delivery · Tiruchirapalli Division · Map

• Kallakudi TR Post Office

  PO · delivery · Tiruchirapalli Division · Map

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

13 villages use this PIN code

• Palinganatham · Taluka: Ariyalur, Ariyalur, Tamil Nadu · Pop. 3,538
• Peruvalappur · Taluka: Lalgudi, Tiruchirappalli, Tamil Nadu · Pop. 3,334
• Kanakiliyanallur · Taluka: Lalgudi, Tiruchirappalli, Tamil Nadu · Pop. 2,675
• Sannavur (South) · Taluka: Ariyalur, Ariyalur, Tamil Nadu · Pop. 1,920
• Sirukalapur · Taluka: Lalgudi, Tiruchirappalli, Tamil Nadu · Pop. 1,835
• Thoppai · Taluka: Lalgudi, Tiruchirappalli, Tamil Nadu · Pop. 1,622
• Sannavur (North) · Taluka: Ariyalur, Ariyalur, Tamil Nadu · Pop. 1,520
• Muthuvathur · Taluka: Lalgudi, Tiruchirappalli, Tamil Nadu · Pop. 1,426
• Saradamangalam · Taluka: Lalgudi, Tiruchirappalli, Tamil Nadu · Pop. 1,372
• Varaguppai · Taluka: Lalgudi, Tiruchirappalli, Tamil Nadu · Pop. 1,222
• Nambukurichi · Taluka: Lalgudi, Tiruchirappalli, Tamil Nadu · Pop. 952
• Sadurbagam · Taluka: Lalgudi, Tiruchirappalli, Tamil Nadu · Pop. 554
• Kallakudi · கல்லக்குடி · Taluka: Lalgudi, Tiruchirappalli, Tamil Nadu

Bank branches (2)

• Indian Overseas Bank, Kanakiliyanallur · IFSC IOBA0003875
• Indian Overseas Bank, Peruvalappur · IFSC IOBA0001045

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