| Place | Post Code |
|---|---|
| Kalacheri Keelpathi, Needamangalam | 612803 |
| Kalacheri West, Needamangalam | 612803 |
| Kallavalacheri, Needamangalam | 614102 |
| Kamukakudi, Needamangalam | 613703 |
| Kannambady, Needamangalam | 614404 |
| Kanur, Needamangalam | 614101, 612803 |
| Kappaludaiyan, Needamangalam | 613703 |
| Karanathankoil, Needamangalam | 610103 |
| Karchangudi, Needamangalam | 612803 |
| Karkoil, Needamangalam | 614404 |
| Karnavur, Needamangalam | 614705 |
| Karupatti Moolai, Needamangalam | 614101 |
| Karuppamudaliyar Kottai, Needamangalam | 614403 |
| Kattiyadi, Needamangalam | 614404 |
| Keela Panangattangudi, Needamangalam | 610102 |
| Keelakadambur, Needamangalam | 614404 |
| Keelakatalai, Needamangalam | 614404 |
| Keelalavandhacheri, Needamangalam | 612803 |
| Keelavalachery, Needamangalam | 613702 |
| Keelpathi, Needamangalam | 614102 |
| Kilapattu, Needamangalam | 612803 |
| Kiliyanoor, Needamangalam | 610206, 612803 |
| Koilpattu, Needamangalam | 610206 |
| Koilvenni, Needamangalam | 614403 |
| Kollukaveli, Needamangalam | 612803 |
| Kombur, Needamangalam | 610102 |