| Reading rooms | Opening hours |
|---|---|
| Main Reading Room (Ls 1) Austriaca (Ls 2) Newspapers and Magazines (Ls 3) Large Formats (Ls 4) Special Reading Room (Ls 5) Microform Services (Ls 6) Ludwig Wittgenstein (Ls 7) | All year-round Mon-Sun: 9 a.m. to 9 p.m. |
| Information Services | All year-round Mon-Fri: 9 a.m. to 9 p.m. |
| Local and Interlibrary Loans | All year-round Mon-Sun: 9 a.m. to 8.30 p.m. |
| 2 November | 09 a.m. to 12 noon |
| 25 July until 5 August, Good Friday, Holy Saturday and public holidays | closed |
| Opening hours of other institutions keeping holdings of the Austrian National Library | |
|---|---|
| Theatermuseum/Library Palais Lobkowitz Lobkowitzplatz 2, 1010 Vienna | |
| Albertina/Library Albertina Studiensaal Albertinaplatz 1, 1010 Vienna |