| Important Contacts | |
| Collector Office | |
| Designation | Landline No |
| Special Deputy Collector (Stamps) | 0462-2502515 |
| District Collector | 0462-2501035 |
| District Revenue Officer | 0462-2500466 |
| Personal Assistant (General) to District Collector | 0462-2524520 |
| Personal Assistant (Accounts) to District Collector | 0462-2501032 |
| Assistant Commissioner (Excise) | 0462-2500618 |
| District Supply and Consumer Protection Officer | 0462-2501074 |
| District Backward and Minorities Welfare Officer | 0462-2501141 |
| District AdiDravidar and Tribal Welfare Officer | 0462-2501074 |
| Special Deputy Collector (Social Security Scheme -SSS) | 0462-2502968 |
| Personal Assistant (Land) to District Collector | 0462-2501032 |
| Personal Assistant (Election) to District Collector | 0462-2501181 |
| Special Deputy Collector (River Water Linking Project) | 0462-2501032 |
| District Inspection Cell Officer | 0462-2501032 |
|
Taluk Office |
|
| Designation | Landline No |
| Tahsildar, Thisayanvilai | 04637-271001 |
| Tahsildar, Cheranmahadevi | 04634-260007 |
| Tahsildar, Manur | 0462-2485100 |
| Tahsildar, Radhapuram | 04637-254122 |
| Tahsildar, Nanguneri | 04635-250123 |
| Tahsildar, Ambasamudram | 04634-250348 |
| Tahsildar, Palayamkottai | 0462-2500086 |
| Tahsildar Tirunelveli | 0462-2333169 |
|
Tirunelveli Municipal Corporation |
|
| Designation | Landline No |
| City Municipal Corporation | 0462-2336633 |
| Thatchanallur Zonal Office | 0462-2331721 |
| Palayamkottai Zonal Office | 0462-2560073 |
| Melapalayam Zonal Office | 0462-2352521 |
| Tirunelveli Zonal Office | 0462-2336633 |