| Library | Address | Tel | |
| Abbeyleix | Abbeyleix Co. Laois |
057 8730020 | library@laoiscoco.ie |
| Ballylinan | Ballylinan Co. Laois |
059 8625007 | library@laoiscoco.ie |
| Borris-In-Ossory | Borris-In-Ossory Co. Laois |
087 8674315 | library@laoiscoco.ie |
| Durrow | Durrow Co. Laois |
057 8736090 | library@laoiscoco.ie |
| HQ | Áras an Chontae Fintan Lalor Avenue Portlaoise Co. Laois |
057 8674315 |
library@laoiscoco.ie |
| Mountmellick | Mountmellick Co. Laois |
057 8644572 | library@laoiscoco.ie |
| Mountrath | Mountrath Co. Laois |
057 8756378 | library@laoiscoco.ie |
| Portarlington | Portarlington Co. Laois |
057 8643751 | library@laoiscoco.ie |
| Portlaoise | Dunamaise House Lyster Sq. Portlaoise Co. Laois |
057 8622333 | library@laoiscoco.ie |
| Rathdowney | Rathdowney Co. Laois |
0505 46852 | library@laoiscoco.ie |
| Stradbally | Stradbally Co. Laois |
057 8641673 | library@laoiscoco.ie |
| Timahoe | Timahoe Co. Laois |
057 8627231 | library@laoiscoco.ie |