| Business | Phone |
| Plumbers & Steam Fitters 1140 11th Ave, Longview 98632 | (360) 577-0535 |
| Carpenters Local Union 618 14th Ave A, Longview 98632 | (360) 423-5030 |
| Association-Western Pulp 153 724 15th Ave, Longview 98632 | (360) 423-2090 |
| Association-Western Pulp 580 536 Oregon Way, Longview 98632 | (360) 425-7920 |
| Ibew 1145 Commerce Ave, Longview 98632 | (360) 425-3550 |
| International Longshoremen's 617 14th Ave, Longview 98632 | (360) 423-7670 |
| Laborers International Union 1140 11th Ave, Longview 98632 | (360) 423-5690 |
| Painters Union 1140 11th Ave, Longview 98632 | (360) 425-4290 |
| Pse Field Representative 1424 23rd Ave, Longview 98632 | (360) 414-0680 |
| Service Employees Intl Union 536 Oregon Way, Longview 98632 | (360) 425-3805 |
| United Food & Commercial Wrkrs 1339 Commerce Ave 315a, Longview 98632 | (360) 578-7578 |
| United Steelworkers Of America 618 14th Ave C, Longview 98632 | (360) 636-4310 |
| United Transportation Union 1339 Commerce Ave, Longview 98632 | (360) 425-3363 |
| Utl 1220 Ocean Beach Hwy # 2, Longview 98632 | (360) 425-3363 |
| Woodworker's Local Lodge 536 Oregon Way, Longview 98632 | (360) 425-3000 |