| Department | Phone Number | Extension |
|---|---|---|
| Carnegie Public Library | 740-335-2540 | |
| Director | 740-335-2540 | x11 |
| Finance Office | 740-335-2540 | x12 |
| Adult & Genealogy Department | 740-335-2540 | x19 |
| Children's Department | 740-335-2540 | x14 |
| Technology Coordinator | 740-335-2540 | x22 |