| Sr. No. | Office Name | Pincode | Office Type Status | Delivery Status | Division | Region | Circle | Taluk | District Name | Telephone | Related Sub Office | Related Head office |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 81. | Kolampakkam B.O | 603308 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Maduranthakam | Kanchipuram | - | Padalam S.O | Chengalpattu H.O |
| 82. | Kolathur B.O | 603304 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Cheyur | Kanchipuram | - | Kudapakkam S.O | Chengalpattu H.O |
| 83. | Koothavakkam B.O | 603104 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Sriperumbudur | Kanchipuram | - | Mamallapuram S.O | Chengalpattu H.O |
| 84. | Kottaikadu B.O | 603304 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Madurantakam | Kanchipuram | - | Kudapakkam S.O | Chengalpattu H.O |
| 85. | Kottamedu B.O | 603108 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Chengalpattu | Kanchipuram | - | Sembakkam S.O | Chengalpattu H.O |
| 86. | Kudapakkam S.O | 603304 | Sub Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Cheyyur | Kanchipuram | 044-27431432 | - | Chengalpattu H.O |
| 87. | Kunnavakkam B.O | 603107 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Uthiramerur | Kanchipuram | - | Salavakkam S.O | Chengalpattu H.O |
| 88. | Kunnavakkam B.O | 603002 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Chengalpattu | Kanchipuram | - | Natham-chengalpattu S.O | Chengalpattu H.O |
| 89. | Kuvathur S.O | 603305 | Sub Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Cheyyur | Kanchipuram | 044-27431432 | - | Chengalpattu H.O |
| 90. | Kuzhipanthandalam B.O | 603105 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Tirukalikundram | Kanchipuram | - | Manambathi S.O | Chengalpattu H.O |
| 91. | Lathur B.O | 603312 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Cheyyur | Kanchipuram | - | Pavunjur S.O | Chengalpattu H.O |
| 92. | Madambakkam B.O | 603202 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Chengalplattu | Kanchipuram | - | Guduvanchery S.O | Chengalpattu H.O |
| 93. | Madayathur B.O | 603108 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Tirukalikundram | Kanchipuram | - | Sembakkam S.O | Chengalpattu H.O |
| 94. | Madhur B.O | 603201 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Madurantakam | Kanchipuram | - | Elapakkam S.O | Chengalpattu H.O |
| 95. | Madurantakam S.O | 603306 | Sub Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Madurantakam | Kanchipuram | 044-27554626 | - | Chengalpattu H.O |
| 96. | Mahindra World City S.O (Kanchipuram) | 603002 | Sub Post Office | Non-Delivery | Chengalpattu | Chennai Region | Tamilnadu | Chengalpattu | Kanchipuram | 044-27460027 | - | Chengalpattu H.O |
| 97. | Malaivaiyavur B.O | 603308 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | - | Kanchipuram | - | Padalam S.O | Chengalpattu H.O |
| 98. | Malapalayam B.O | 603303 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | - | Kanchipuram | - | Karunguli S.O | Chengalpattu H.O |
| 99. | Malayalipettai B.O | 603303 | Branch Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Madurantakam | Kanchipuram | - | Karunguli S.O | Chengalpattu H.O |
| 100. | Mamallapuram S.O | 603104 | Sub Post Office | Delivery | Chengalpattu | Chennai Region | Tamilnadu | Tirukalikundram | Kanchipuram | 044-27442230 | - | Chengalpattu H.O |
