| Business | Phone |
| Essex County Dept Of Parks Heller Pkwy & Mount Prospectamp;, Newark 7104 | (973) 268-3500 |
| Essex County Parks & Rec Dept 115 Clifton Ave, Newark 7104 | (973) 268-3500 |
| Essex County Parks Admin Bldg 115 Clifton Ave, Newark 7104 | (973) 268-3551 |
| Essex County Parks Garage 30 Heller Pkwy, Newark 7104 | (973) 482-7649 |
| Newark Parks & Grounds Div 920 Broad St, Newark 7102 | (973) 733-8938 |
| Newark Recreation & Cultural 94 William St, Newark 7102 | (973) 733-8125 |
| Newark Recreation-Cultural Afr 94 William St, Newark 7102 | (973) 733-6454 |
| Newark Warrants Section Div 22 Franklin St, Newark 7102 | (973) 733-6223 |
| Parks & Grounds 62 Frelinghuysen Ave, Newark 7114 | (973) 733-6323 |
| Verona Park Maintenance 515 Clifton Ave, Newark 7104 | (973) 239-4783 |
| Weequahic Park Assn Po Box 2248, Newark 7114 | (973) 643-7850 |