| Business | Phone |
| Rent Leveling Board 221 S 5th Ave, Highland Park 8904 | (732) 819-3795 |
| Construction Office 221 S 5th Ave, Highland Park 8904 | (732) 819-3793 |
| Highland Park Administration 221 S 5th Ave, Highland Park 8904 | (732) 819-3780 |
| Highland Park Borough Clerk 221 S 5th Ave, Highland Park 8904 | (732) 819-3782 |
| Highland Park Borough Hall 221 S 5th Ave, Highland Park 8904 | (732) 572-3400 |
| Highland Park Housing Inspctn 221 S 5th Ave, Highland Park 8904 | (732) 819-3792 |
| Highland Park Violations Clerk 221 S 5th Ave, Highland Park 8904 | (732) 777-6010 |