| Business | Phone |
| Antrim Twp Sewage Treatment 13437 Worleytown Rd, Greencastle 17225 | (717) 597-9798 |
| Antrim Twp Supervisors 10655 Antrim Church Rd, Greencastle 17225 | (717) 597-3818 |
| Greencastle Boro Maintenance 40 Mifflin Ln, Greencastle 17225 | (717) 597-1006 |
| Greencastle Boro Office 60 N Washington St, Greencastle 17225 | (717) 597-7143 |
| Greencastle Sewer Disposal 10339 Grant Shook Rd, Greencastle 17225 | (717) 597-3225 |