User groups
The central telephone information desk is available to all TU members, guests, and external individuals.
Service characteristics
Central telephone directory assistance offers...
- Telephone redirection
- Information on locations (for suppliers and vendors seeking specific buildings, etc)
- Telephone services for non-domestic calls (only for employees)
- in the IDM portal for finding phone numbers within the TU Darmstadt. Online address book
Note: The online address book is only available for TU members (login with TU-ID).
You can reach us via
Contact | |
internal: | 99 |
external | 06151 16-01 |
Service hours | |
Mon – Thu: |
09:00 a.m. – 03:00 p.m. |
Fri: | 09:00 a.m. – 02:30 p.m. |
Callers who do not know any number that is assigned to our college and university region, or who might be calling a number that is no longer in service, will automatically be redirected to HRZ central directory assistance.