| Sr. No. | Office Name | Pincode | Office Type Status | Delivery Status | Division | Region | Circle | Taluk | District Name | Telephone | Related Sub Office | Related Head office |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 81. | Kanganamputhur B.O | 609203 | Branch Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Mayiladuthurai | Nagapattinam | - | Nidur S.O | Mayiladuthurai H.O |
| 82. | Kanjanagaram B.O | 609304 | Branch Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Tharangambadi | Nagapattinam | - | Kilaiyur S.O | Mayiladuthurai H.O |
| 83. | Kannukiniyanar Koil B.O | 609104 | Branch Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Sirkali | Nagapattinam | - | Kadavasal S.O | Sirkali H.O |
| 84. | Karaimedu B.O | 609109 | Branch Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Sirkali | Nagapattinam | - | Sattanathapuram S.O | Sirkali H.O |
| 85. | Karkoil B.O | 609112 | Branch Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Sirkali | Nagapattinam | - | Tirupungur S.O | Sirkali H.O |
| 86. | Karuvazhakarai B.O | 609304 | Branch Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Tharangambadi | Nagapattinam | - | Kilaiyur S.O | Mayiladuthurai H.O |
| 87. | Kattiyaniruppu B.O | 609109 | Branch Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Sirkali | Nagapattinam | - | Sattanathapuram S.O | Sirkali H.O |
| 88. | Kattuchery B.O | 609303 | Branch Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Tharangambadi | Nagapattinam | - | Ayappadi S.O | Mayiladuthurai H.O |
| 89. | Kaveripattinam Beach B.O | 609105 | Branch Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Tharangambadi | Nagapattinam | - | Kaveripattinam S.O (Nagapattinam) | Sirkali H.O |
| 90. | Kaveripattinam S.O (Nagapattinam) | 609105 | Sub Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Tharangambadi | Nagapattinam | 04364-260020 | - | Sirkali H.O |
| 91. | Keelamaruthandanallur B.O | 609103 | Branch Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Mayiladuthurai | Nagapattinam | - | Anandatandavapuram S.O | Mayiladuthurai H.O |
| 92. | Keeranallur B.O | 609115 | Branch Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Sirkali | Nagapattinam | - | Varisapathu Vadagal S.O | Sirkali H.O |
| 93. | Kidarankondan B.O | 609304 | Branch Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Tharangambadi | Nagapattinam | - | Kilaiyur S.O | Mayiladuthurai H.O |
| 94. | Kilaiyur S.O | 609304 | Sub Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Tharangambadi | Nagapattinam | - | - | Mayiladuthurai H.O |
| 95. | Kilaperumpallam B.O | 609107 | Branch Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Tharangambadi | Nagapattinam | - | Melaiyur TVG S.O | Sirkali H.O |
| 96. | Kilasattanathapuram B.O | 609106 | Branch Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Sirkali | Nagapattinam | - | Mangamadam S.O | Sirkali H.O |
| 97. | Kiliyanur S.O (Nagapattinam) | 609402 | Sub Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Tharangambadi | Nagapattinam | 04364-257430 | - | Mayiladuthurai H.O |
| 98. | Kilmathur B.O | 609116 | Branch Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Sirkali | Nagapattinam | - | Valluvakudi S.O | Sirkali H.O |
| 99. | Kiloy B.O | 609202 | Branch Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Mayiladuthurai | Nagapattinam | - | Manalmedu S.O | Mayiladuthurai H.O |
| 100. | Kodakkaramoolai B.O | 609101 | Branch Post Office | Delivery | Mayiladuthurai | Tiruchy | Tamilnadu | Sirkali | Nagapattinam | - | Achalpuram S.O | Sirkali H.O |
