| 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 public holidays
        Please note that the library with its reading rooms and the collections are closed on public holidays, for this reason also on November 1. On November 2 the library and the collections close at 12 noon. In our museums the regular opening hours are valid.
    
        Modified opening hours on Thursday 9 November 2017
        Due to a compulsary employees meeting all facilities of the Austrian National Library (Modern Library and Collections) do not open until 11:30 a.m. on Thursday 9 November. In the State Hall and the museums the regular opening hours are valid.
    
| 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  |