| Business | Phone |
| Asbestos Workers Welfare Fund 870 Broadway, Newark 7104 | (973) 485-2886 |
| Communications Workers-America 30 Clinton St # 3, Newark 7102 | (973) 623-1828 |
| Communications Workers-America 60 Park Pl # 206, Newark 7102 | (973) 623-1081 |
| Cwa 290 Ferry St, Newark 7105 | (973) 589-1544 |
| Here 581 Broad St, Newark 7102 | (973) 623-3200 |
| Home Health Care 1199 Afsc 142 Lafayette St, Newark 7105 | (609) 585-0554 |
| Iatse 1 Center St, Newark 7102 | (973) 297-0977 |
| Ila Local 1 235 Clifford St, Newark 7105 | (973) 344-1220 |
| International Association-Mach 550 Us Highway 1 And 9 # 169, Newark 7114 | (973) 824-1400 |
| International Longshoremen's 30 Hennessey St, Newark 7105 | (973) 344-3060 |
| International Longshoremen's 731 S 10th St, Newark 7108 | (973) 824-7323 |
| International Longshoremen's 9 Lincoln Park, Newark 7102 | (973) 639-0458 |
| Laborers International Union 113 Monroe St # 2, Newark 7105 | (973) 522-1153 |
| Labors Local # 472 700 Raymond Blvd, Newark 7105 | (973) 589-5050 |
| Local Union Office 51 Central Ave, Newark 7102 | (973) 643-0504 |
| National Alliance Of Postal 128 Oakland Ter, Newark 7106 | (973) 374-1332 |
| National Union-Ascme 9 Alling St # 25, Newark 7102 | (973) 624-1199 |
| Newark Firefighters Union Inc 238 Murray St, Newark 7114 | (973) 642-1846 |
| Newark Mailhandlers-Local Newark International Airport, Newark 7114 | (973) 596-0150 |
| Newark Mailhandlers-Local 300 1 Federal Sq, Newark 7102 | (973) 642-3326 |
| Newark Teachers 1019 Broad St, Newark 7102 | (973) 643-8430 |
| Organizing Committee Seiu 51 Central Ave, Newark 7102 | (973) 642-4049 |
| Service Employees Union 560 Broad St, Newark 7102 | (973) 824-3225 |
| Teamsters Local 286 115 Fairmount Ave, Newark 7107 | (973) 623-6655 |
| Transport Workers Union Newark International Airport, Newark 7114 | (973) 565-0130 |