The Imperial College Switchboard can be contacted on +44 (0)20 7589 5111.
If an individual is not listed in College Directory they will not be listed in the directory used by Imperial College's switchboard either, therefore switchboard will not be able to connect you.
Students are not listed in the directory used by the switchboard either so they will be unable to connect you.
If the entry above does not have a telephone number listed then Switchboard will not have that person listed.
If the entry does not have a telephone number listed, but there is an email address listed we recommend you email them as it is possible that they do not have a telephone line.
If you are having difficulty locating someone, the Imperial College switchboard may be able to put you through to someone in the same Faculty, Division or Department who may be able to help.