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Telephone Directory

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)

The full format of the email is [Email]@iitm.ac.in

List of Intercom Extensions

NAME ROLE BUILDING ROOM NO. BUILDING NAME OFFICE EXTN (PABX). EMAIL
Murthy HSN Department Head, Aerospace Engineering ASE Aerospace Engg. Building 4014 mhsn
Murthy NN Faculty, Chemistry New CYB 250 Department of Chemistry 4225 nnmurthy
Murty BS Faculty, Civil Engineering ED 516 Department of Engineering Design 4262 bsm
Murty BS Girija & R. Muralidharan Institute Chair Professor NAC1 250 New Academic Complex 4754 murty
Murty CVR Faculty, Civil Engineering STR 406 Structural Engineering Laboratory 4302 cvrm
Murugaiyan, A Faculty NAC1 251 New Academic Complex 4784 murugaiyan
Murugan R Faculty BT 506 Department Of Biotechnology 4116 rmurugan
Muruganandam TM Faculty, Aerospace Engineering NCCRD 2 National Centre for Combustion Research and Development 4022 murgi
Murugavel P Faculty, Physics HSB 116 Department of Humanities and Social Sciences Block 4897 muruga
Music and Speech Technologies Lab BSB 320 Building Science Block 5371
Muthusamy R Techstaff, Civil Engineering BSB 108 Building Science Block 4324 rms
Mutifunctional Materials Lab 2 HSB 236 Department of Humanities and Social Sciences Block 5872
Mutiphase Computational Lab FMB 109 Fluid Mechanics Building 5083
N.V.Ravikumar Advisor, Internship TEL EXGE Telephone Exchange 8138 adi
Nagarajan R Department Head, Chemical Engineering NAC1 445 New Academic Complex 4158 nag
Nagendra Gopal K V Faculty, Aerospace Engineering NCCRD 2 National Centre for Combustion Research and Development 4015 gopal
Nagendra Krishnapura Faculty, Electrical Engineering ESB 246 Electrical Sciences Block 4444 nagendra
Nageswara Rao B Faculty, Civil Engineering STR 201 Structural Engineering Laboratory 4285 bnrao
Nallayarasu S Faculty, Ocean Engineering DOE 211 Department of Ocean Engineering 4819 nallay
Nandan Kumar Sinha Faculty, Aerospace Engineering CTC 211 Composite Technology Center 4021 nandanks