| Business | Phone |
| California Homemakers Assn 1029 4th St, Santa Rosa 95404 | (707) 591-9573 |
| Carpenters Union 1706 Corby Ave, Santa Rosa 95407 | (707) 545-5121 |
| Centro De Trabajadores 1700 Corby Ave, Santa Rosa 95407 | (707) 571-7559 |
| Health Care Workers Union 1301 Farmers Ln, Santa Rosa 95405 | (707) 541-7224 |
| Health Care Workers Union 1708 Corby Ave, Santa Rosa 95407 | (707) 526-4825 |
| Ibew 2525 Cleveland Ave # B, Santa Rosa 95403 | (707) 542-3505 |
| Labor Finders 3020 Santa Rosa Ave, Santa Rosa 95407 | (707) 569-9861 |
| Laborers-Hod Carriers Local 81 Barham Ave, Santa Rosa 95407 | (707) 542-1107 |
| National Assn-Letter Carriers 1702 Corby Ave, Santa Rosa 95407 | (707) 578-0384 |
| National Federation-Fdrl Emply Santa Rosa 95401 | (707) 578-0509 |
| Nolsw Local 2320 Uaw 4349a Langner Ave, Santa Rosa 95407 | (707) 586-9430 |
| North Bay Labor Counsel 1700 Corby Ave # C, Santa Rosa 95407 | (707) 545-6970 |
| Northern California Carpenters Santa Rosa 95401 | (707) 522-1840 |
| Plasterers & Cement Masons 1710 Corby Ave, Santa Rosa 95407 | (707) 577-0144 |
| Service Employees Intl Union 613 4th St # 204, Santa Rosa 95404 | (707) 545-7349 |
| Sonoma Lake & Mendocino Bldg 1700 Corby Ave # C, Santa Rosa 95407 | (707) 576-7299 |
| Staff Nurses Assn 401 College Ave # A, Santa Rosa 95401 | (707) 575-8461 |
| Teamsters 1371 Neotomas Ave, Santa Rosa 95405 | (707) 542-1292 |
| U A Local 38 Apprntcshp School 3473 Santa Rosa Ave, Santa Rosa 95407 | (707) 584-4815 |
| United Farm Workers Of America 1700 Corby Ave # D, Santa Rosa 95407 | (707) 528-3039 |
| United Food & Commercial Wrkrs 940 Hopper Ave, Santa Rosa 95403 | (707) 546-1384 |