Police Station – STD Code – 04565
| D.S.P | 238044 |
| South | 234616 |
| North | 238448 |
| Traffic | 236949 |
| Alagappapuram | 224800 |
| Crime | 232788 |
| Women Police | 237830, 232241 |
| Fire Service Station, Railway Feeder Road, Karaikudi | 04565 – 221101 |
| Railway Enquiries | 04565 – 224341 |
| TNEB Divisional Engineer VOC Road, Kalanivasal |
04565 – 256295 |
| TNEB Sub Division 230 KVA Koviloor Managiri |
04565 – 238138 |
| TNEB Enquiry | 04565 – 222353 |