| Department | Name & Position / Division | Phone |
| Accounts | Debra Cyburt, Treasurer | 908-851-8503 |
| Administration | Frank Bradley, Administrator | 908-851-8500 |
| Assessor | Paul Parsons, Assessor | 908-851-8505 |
| Building | Rich Malanda, Construction Code Official | 908-851-8509 |
| Clerk's Office | Eileen Birch, Township Clerk | 908-851-8501 |
| Community Development | Bertha Mathews, Director | 908-810-7071 |
| Economic Development | Michael Minitelli, Director | 908-851-5466 |
| Economic Development | Coordinator for Federal & State Aid | 908-851-5465 |
| Engineering | Philip A. Haderer, Engineer | 908-851-8506 |
| Fire | Fire Administration (Chief of Fire) | 908-851-5420 |
| Fire | Prevention Licensing | 908-851-5434 |
| Fire | Records Beauru | 908-851-5090 |
| Health | John J. Ferraioli, Health Officer, Noise Admin. | 908-851-8507 |
| Municipal Court | Information | 908-851-5400 |
| Municipal Court | Jonathon H. Rosenbluth, Presiding Judge | 908-851-5400 |
| Municipal Court | Kelly Waters, Judge | 908-851-5400 |
| Police | Community Services (D.A.R.E., training and planning) | 908-851-5060 |
| Police | Detective Bureau | 908-851-5030 |
| Police | Family and Juvenile | 908-851-5080 |
| Police | Records Bureau | 908-851-5090 |
| Police | Traffic Bureau | 908-851-5070 |
| Police |
Administration (Director of
Police) 1981 Caldwell Avenue, Union NJ 07083 |
908-851-5050 |
| Public Works | Sergio Panunzio, Superintendent | 908-686-1922 |
| Purchasing | Bernie Stummer, Purchasing Agent | 908-851-5464 |
| Recreation | Dominick
Fargnoli, Superintendent 1120 Commerce Avenue, Union NJ 07083 |
908-686-4200 |
| Senior Center |
Phyllis Monguso, Supervisor 968 Bonnel Court, Union NJ 07083 |
908-851-5290 |
| Tax | Terri Malanda, Tax Collector | 908-851-8508 |