| Name | Address, Zip |
| International Brotherhood Of Teamsters | 1874 Ne 162nd Ave, 97230-5642 |
| International Brotherhood Of Teamsters | 1850 Ne 162nd Ave, 97230-5642 |
| International Brotherhood Of Electrical Workers | 17200 Ne Sacramento St, 97230-5940 |
| International Brotherhood Of Electrical Workers | 15937 Ne Airport Way, 97230-4958 |
| International Brotherhood Of Electrical Workers | Z, 97230 |
| City Of Portland Professional Workers Union | Po Box 8193, 97207-8193 |
| Community College Uniserv Council | 6900 Sw Atlanta St, 97223-2513 |
| Masonry & Tile Industry Labor Management Cooperation Committee | 9848 E Burnside St, 97216-2330 |
| International Union Of Elevator Constructors | Po Box 301535, 97294-9535 |
| Willamette Falls Uniserv Regional Council | 6900 Sw Atlanta Street, 97223-2513 |
| Oregon Service Council | 525 Ne Oregon St, 97232-2765 |
| Oregon Court Security Officers | 1000 Sw 3rd Ave, 97204-2930 |
| National Treasury Employees Union | 1220 Sw 3rd Ave, 97204-2825 |
| Service Employees International Union | 525 Ne Oregon St, 97232-2765 |
| National Treasury Employees Union | Po Box 55668, 97238-5668 |
| National Treasury Employees Union | 1220 Sw 3rd Ave, 97204-2825 |
| International Federation Of Professional & Technical Engineers | 1201 Ne Lloyd Blvd Ste 400, 97232-1257 |
| Oregon & Southwest Washington Painters Labor Mngmt Trust Fund | 11105 Ne Sandy Blvd, 97220-2579 |
| Oregon Homecare Workers Supplemental Tr | 525 Ne Oregon Street, 97232-2765 |
| Industrial Workers Of The World | 400 Se 12th Ave, 97214-1323 |
| International Longshore & Warehouse Union | 2435 Nw Front Ave, 97209-1825 |
| International Longshore & Warehouse Union | 2401 Nw 23rd Ave, 97210-2121 |
| New Seasons Labor Union | 3439-se-hawthorne-blvd-412, 97214-5048 |
| Northwest Labor Press | Po Box 13150, 97213-0150 |
| National Staff Organization | 6900 Sw Atlanta St, 97223-2513 |
| United Steelworkers | Po Box 17158, 97217-0158 |
| United Steelworkers | 2205 N Lombard St Ste 103, 97217-5770 |
| United Steelworkers | 2205 N Lombard St Ste 103, 97217-5770 |
| United Steelworkers | Po Box 55382, 97238-5382 |
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