Switchboard: +47 810 01 300
Monday–Friday: 8.30 a.m.–3.00 p.m. (15 May–14 September)
Monday–Friday: 8.30 a.m.–3.45 p.m. (15 September–14 May)

Information, Reading Room, borrowing, Microfilm Room
Monday–Friday: 9.00 a.m.–7.00 p.m.
Saturday: 9.00 a.m.–2.00 p.m.

Special Reading Room
Monday–Wednesday and Friday: 9.00–3.30 p.m.
Thursday: 9.00 a.m.–7.00 p.m.

Borrowing Service
Monday–Friday: 8.00 a.m.– 3.30 p.m.

Mediateket (Film and music library)
Monday–Wednesday and Friday: 9.00 a.m.– 3.30 p.m.
Thursday : 9.00 a.m.–7.00 p.m.
Saturday: 9.00 a.m.–2.00 p.m.

The exhibition is open to the general public:
Monday–Friday: 9.00 a.m.–7.00 p.m.
Saturday: 9.00 a.m.–2.00 p.m.