General opening hours apply to the Bonn city administration, but many offices, departments or subject areas have special opening hours or offer appointments.
Monday and Thursday from 8 a.m. to 6 p.m.
Tuesday, Wednesday and Friday from 8 a.m. to 1 p.m.
Additionally on Tuesday and Wednesday a telephone service time from 13 to 16 o'clock is offered.
Friday from 8 to 13 o'clock