| Library | Address | Tel | |
| Ballybay | Main Street Ballybay Co. Monaghan |
042 9441256 | moncolib@monaghancoco.ie |
| Carrickmacross | Market Square Carrickmacross Co. Monaghan |
042 9661148 | moncolib@monaghancoco.ie |
| Castleblayney | Enterprise Centre Dublin Road Castleblayney Co. Monaghan |
042 09740281 | moncolib@monaghancoco.ie |
| Clones | The Diamond Clones Co. Monaghan |
047 51143 | moncolib@monaghancoco.ie |
| Monaghan | North Road Monaghan Co. Monaghan |
047 62585 | moncolib@monaghancoco.ie |