Effective March 1st, 2026, the Bonn USL is adjusting its service hours for the Main Library and the MNL Branch Library at the request of its users.
The following updated service hours will take effect in March:
- Borrowing and returns: Monday–Sunday, 9:00 a.m.–11:00 p.m.
- Information: Monday–Friday, 9:00 a.m.–5:00 p.m. (available in person, by phone, and by email)
All other opening and service hours remain unchanged.
For an overview, please see our Opening Times, Services and Locations.