| Business | Phone |
| Shrewsbury Twp Supervisors 12341 Susquehanna Trl, Glen Rock 17327 | (717) 235-3011 |
| Glen Rock Borough Municipal 13 Baltimore St, Glen Rock 17327 | (717) 235-3206 |
| Glen Rock Sewer Treatment Plnt 11714 N Main Street Ext, Glen Rock 17327 | (717) 235-2082 |