To reach IITM telephone extensions from outside, the caller has to dial prefix (044) 2257-xxxx, where xxxx is the PABX number
For residential PABX lines (wherever provided)
- Replace 8xxx with 9xxx
- Replace 4xxx with 6xxx
If residential line is not provided "Number Not Available" or Engaged Tone will be heard.
Board PABX No : IVRS (8000) / ASR (9000)
| NAME | ROLE | BUILDING | ROOM NO. | BUILDING NAME | OFFICE EXTN (PABX). | |
|---|---|---|---|---|---|---|
| M.Tech Admission-3 | GATE | 201 | JEE/GATE Office | 8212 | ||
| M.Tech Admission-4 | GATE | 201 | JEE/GATE Office | 8213 | ||
| M.Tech Admission-5 | GATE | 201 | JEE/GATE Office | 8214 | ||
| Machine Dynamics Lab Office | ASE | Aerospace Engg. Building | 5682 | |||
| Machine Shop | CWS | Central Workshop | 5967 | |||
| Machine Tools Lab | MTL | Mechanical Engineering | 5681 | |||
| Machines Lab | ESB | 102 | Electrical Sciences Block | 5435 | ||
| Madhav Ranganath | Visiting faculty, Chemistry | CYB | 107 | Department of Chemical Engineering | 4242 | |
| Madhu Mutyam | Faculty | BSB | 354 | Building Science Block | 4379 | mutyam |
| Madhulika Dixit | Faculty | BT | 402 | Department Of Biotechnology | 4131 | mdixit |
| Madhumathi R | DOMS | 302 | Department of Management Studies | 4565 | rmm | |
| Mahalakshmi M Ravi | HSP | 132 | IITM Institute Hospital | 8316 | mlakshmi | |
| Mahalingam S | Faculty | New BT | 105 | Department Of Biotechnology | 4130 | mahalingam |
| Mahaveer Kumar Jain | Faculty, Physics | HSB | 213 | Department of Humanities and Social Sciences Block | 4880 | mkjain |
| Mahendra N Jadhav | Librarian | Library | 117 | Central Library | 4951 | jadhavm |
| Mahesh | Visiting Faculty, Electrical Engineering | ESB | 235 | Electrical Sciences Block | 4489 | |
| Mahesh Kumar | Faculty, Electrical Engineering | ESB | 349 | Electrical Sciences Block | 4429 | maheshk |
| Mahesh Panchagnula | Faculty, Applied Mechanics | FMB | 209 | Fluid Mechanics Building | 4056 | msp |
| Mahesh Panchagnula | Dean ACR | ICSR | 204 | Industrial Consultancy & Sponsored Research Building | 8070 | deaniar |
| Main Pump House/Water Supply Complaints | MPH | Main Pump House | 8190 |