| Business | Phone |
| Western Mass Labor Action 298 Columbus Ave, Pittsfield 1201 | (413) 443-9862 |
| American Postal Workers Union 212 Fenn St, Pittsfield 1201 | (413) 499-2279 |
| Carpenter's Union Local 150 North St, Pittsfield 1201 | (413) 447-7417 |
| Ibew 150 North St, Pittsfield 1201 | (413) 443-1555 |
| International Tech Engineers 789 Tyler St, Pittsfield 1201 | (413) 494-4643 |
| International Union-Oper Engrs 264 W Housatonic St, Pittsfield 1201 | (413) 442-2255 |
| Iue Local 255 789 Tyler St, Pittsfield 1201 | (413) 442-6996 |