| Business | Phone |
| Laborers Local 147 W Gray St # 203, Elmira 14901 | (607) 737-5224 |
| Machinists District 58 147 W Gray St # 215, Elmira 14901 | (607) 733-3372 |
| National Education Assn Of Ny 147 W Gray St # 200, Elmira 14901 | (607) 733-5539 |
| New York State United Teachers 100 W Church St # 200, Elmira 14901 | (607) 732-1928 |
| R & Gv Area Labor Federation 459 E Church St, Elmira 14901 | (607) 734-8290 |
| Sheet Metal Workers Local 1200 Clemens Center Pkwy, Elmira 14901 | (607) 733-3732 |
| Uaw Local 604 225 Oakwood Ave, Elmira 14903 | (607) 734-9861 |
| Uermwa 320 Lake St, Elmira 14901 | (607) 732-5346 |
| American Postal Workers Union 1580 Sullivan St, Elmira 14901 | (607) 733-6101 |
| Carpenters Local 456 E Church St, Elmira 14901 | (607) 733-7542 |
| Chauffeurs & Teamsters Local 129 E Chemung Pl, Elmira 14904 | (607) 733-6519 |
| Chemung County Unit 425 Pennsylvania Ave # 447, Elmira 14904 | (607) 734-8767 |
| Comm-Works-Union-America 1111 459 E Church St, Elmira 14901 | (607) 733-1111 |