- In-Person: 1023 Massachusetts Avenue, Lunenburg, MA 01462
- By Phone: 978-582-4140 (extensions below)
- By Email: lunenburg.library@cwmars.org
| Role | Name | Extension |
| Director | Muir Haman | x15 |
| Adult Services | Lydia Gravell | x11 |
| Children Services | Debbie Laffond | x17 |
| Young Adult Services | Susan Elbag | x16 |
| Collection Services | Marabeth Balboni | x12 |
| Interlibrary Loan Services | Sherri Freeman | x13 |
| Periodical Services | Cheryl Stillman | x18 |