| Business | Phone |
| United Food & Commercial Wrkrs 303 Casey Ave # B, Richland 99352 | (509) 736-0626 |
| Firefighters 1305 Knight St, Richland 99352 | (509) 946-7569 |
| Hanford Atomic Metal Trades 1305 Knight St, Richland 99352 | (509) 946-0326 |
| Hanford Guard 1305 Knight St, Richland 99352 | (509) 946-8785 |
| Iaff Local 1052 710 Gage Blvd, Richland 99352 | (509) 628-9572 |
| Machinists Local 1951 1305 Knight St, Richland 99352 | (509) 943-5670 |
| Operating Engineers Local 280 1305 Knight St, Richland 99352 | (509) 946-5101 |
| Pace 1305 Knight St, Richland 99352 | (509) 943-8441 |