| Business | Phone |
| Cooperative Extension Svc 1050 W Main St, Mount Vernon 40456 | (606) 256-2403 |
| Rockcastle Cnty Circuit Clerk 205 E Main St 102, Mount Vernon 40456 | (606) 256-2581 |
| Rockcastle County Development 490 Richmond St, Mount Vernon 40456 | (606) 256-8007 |
| Rockcastle County Surveyor Ofc 75 E Main St, Mount Vernon 40456 | (606) 256-2417 |