STD Code : 04175
Collectorate
| Department in Collectorate | Contact Number |
| District Collector | 233333 |
| District Revenue Officer | 233006 |
| PO (DRDA) | 233720 |
| PA (General) | 233026 |
| PA (PD) | 233026 |
| PA (SS) | 233148 |
| DIO, NIC | 232205 |
| DSO | 233063 |
| DADWO | 232915 |
| DBCWO | 232206 |
| DSWO | 233810 |
| PRO | 232194 |
| PO (Mahalir Thittam) | 251476 |
| AC Excise | 232412 |
| AD (Panchayats) | 232784 |
| AD (Statistics) | 252086 |
| Department | Contact Number |
| Revenue Divisional Officer | 04175 -252432 |
| Joint Director of Agriculture | 04175 -223158 |
| District Industry Centre | 04175 -224849 |
| Municipal Commissioner | 04175 -222344 |
| Supt. Engineer, TNEB | 04175 -223122 |
| Deputy Registrar of Co-Operative Societies | 04175 -223095 |
| District Forest Officer | 04175 -223027 |
| Executive Engineer (PWD) | 04175 -236207 |
| Executive Engineer (TWAD) | 04175 -222858 |
| Divisional Engineer, (HW RW) | 04175 -222308 |
| District Fire Service Station | 04175 -246889 |
| Government Headquarters Hospital | 04175 -236080 |
| Government Rehabilitation Home | 04175 -241226 |
| Government I.T.I | 04175 -233018 |
| Government Arts College | 04175 -236298 |
| State Transport Corporation | 04175 -236044 |
| Circuit House | 04175 -237093 |
| Deputy Commercial Tax Officer | 04175 -223028 |
Ashrams
| Ashram | Contact Number |
| Sri Ramana Ashram | 04175 – 237491 |
| Seshadri Ashram | 04175 – 224999 |
| Yogi Ram Surat Kumar Ashram | 04175 – 225476 |
| Eesanya Madam | 04175 – 222649 |
| Arunachala Temple | 04175 – 224915 |
Others Contacts
| Railway Station | 04175 – 223089 |
| Fire Service | 04175 – 223099 |
| Telephone Complaints | 04175 – 233198 |
Government Office
| Department | Contact Number |
| Revenue Divisional Officer | 04175 -252432 |
| Joint Director of Agriculture | 04175 -223158 |
| District Industry Centre | 04175 -224849 |
| Municipal Commissioner | 04175 -222344 |
| Supt. Engineer, TNEB | 04175 -223122 |
| Deputy Registrar of Co-Operative Societies | 04175 -223095 |
| District Forest Officer | 04175 -223027 |
| Executive Engineer (PWD) | 04175 -236207 |
| Executive Engineer (TWAD) | 04175 -222858 |
| Divisional Engineer, (HW RW) | 04175 -222308 |
| District Fire Service Station | 04175 -246889 |
| Government Headquarters Hospital | 04175 -236080 |
| Government Rehabilitation Home | 04175 -241226 |
| Government I.T.I | 04175 -233018 |
| Government Arts College | 04175 -236298 |
| State Transport Corporation | 04175 -236044 |
| Circuit House | 04175 -237093 |
| Deputy Commercial Tax Officer | 04175 -223028 |
Ashrams
| Ashram | Contact Number |
| Sri Ramana Ashram | 04175 – 237491 |
| Seshadri Ashram | 04175 – 224999 |
| Yogi Ram Surat Kumar Ashram | 04175 – 225476 |
| Eesanya Madam | 04175 – 222649 |
| Arunachala Temple | 04175 – 224915 |
Others Contacts
| Railway Station | 04175 – 223089 |
| Fire Service | 04175 – 223099 |
| Telephone Complaints | 04175 – 233198 |