Opening Hours
We are open from Monday to Friday from 9:00 a.m. to 5:00 p.m. on the 4th floor of the Ehrenfeld District Town Hall (Bezirksrathaus), Venloer Straße 419, 50825 Cologne. (Location plan)
We are available by e-mail and telephone (+49 221 800 28 30). Due to increased work in the home office, there may be a longer response time in individual cases. Thank you for your understanding.
Due to a technical change to our telephone system, we are currently only available by phone to a limited extent. We ask for your understanding.
Archive research
Research in our archives as well as in the library is possible for 2 persons at the same time. Pre-registration must be made using this form https://domid.org/recherche/archiv/. Please do not show up until we have confirmed your appointment.
Hallway exhibition
You are welcome to visit our small showcase exhibition with a maximum of 5 people during the opening hours of our office (Mon-Fri: 9-17h) and explore it independently. Our guided tours for groups can be requested here (we recommend at least 3 weeks lead time).