| Office Name | Kalukkanimuttam B.O |
| Pincodes | 609203 |
| Area | Kalukkanimuttam |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Nagapattinam |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Kanganamputhur B.O |
| Pincodes | 609203 |
| Area | Kanganamputhur |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Nagapattinam |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Kanjanagaram B.O |
| Pincodes | 609304 |
| Area | Kanjanagaram |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Nagapattinam |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Kannukiniyanar Koil B.O |
| Pincodes | 609104 |
| Area | Kannukiniyanar Koil |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Nagapattinam |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Karaimedu B.O |
| Pincodes | 609109 |
| Area | Karaimedu |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Nagapattinam |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Karkoil B.O |
| Pincodes | 609112 |
| Area | Karkoil |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Nagapattinam |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Karuvazhakarai B.O |
| Pincodes | 609304 |
| Area | Karuvazhakarai |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Nagapattinam |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Kattiyaniruppu B.O |
| Pincodes | 609109 |
| Area | Kattiyaniruppu |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Nagapattinam |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Kattuchery B.O |
| Pincodes | 609303 |
| Area | Kattuchery |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Nagapattinam |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Kaveripattinam Beach B.O |
| Pincodes | 609105 |
| Area | Kaveripattinam Beach |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Nagapattinam |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Kaveripattinam S.O Nagapattinam |
| Pincodes | 609105 |
| Area | Kaveripattinam Nagapattinam |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Nagapattinam |
| State | Tamil Nadu |
| Telephone No. | 04364-260020 |
| Office Name | Keelamaruthandanallur B.O |
| Pincodes | 609103 |
| Area | Keelamaruthandanallur |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Nagapattinam |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Keeranallur B.O |
| Pincodes | 609115 |
| Area | Keeranallur |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Nagapattinam |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Keeranur B.O |
| Pincodes | 609403 |
| Area | Keeranur |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Tiruvarur |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Kidarankondan B.O |
| Pincodes | 609304 |
| Area | Kidarankondan |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Nagapattinam |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Kilaiyur S.O |
| Pincodes | 609304 |
| Area | Kilaiyur |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Nagapattinam |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Kilaperumpallam B.O |
| Pincodes | 609107 |
| Area | Kilaperumpallam |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Nagapattinam |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Kilasattanathapuram B.O |
| Pincodes | 609106 |
| Area | Kilasattanathapuram |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Nagapattinam |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Kiliyanur S.O Nagapattinam |
| Pincodes | 609402 |
| Area | Kiliyanur Nagapattinam |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Nagapattinam |
| State | Tamil Nadu |
| Telephone No. | 04364-257430 |
| Office Name | Kilmathur B.O |
| Pincodes | 609116 |
| Area | Kilmathur |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Mayiladuthurai |
| Postal Region | Tiruchy |
| District | Nagapattinam |
| State | Tamil Nadu |
| Telephone No. | Na |