| Business | Phone |
| Apwu 4217 O St, Lincoln 68510 | (402) 488-8266 |
| Brotherhood Railway Carmen 8101 O St 116, Lincoln 68510 | (402) 484-5160 |
| Carpenters Union 4830 Wilshire Blvd, Lincoln 68504 | (402) 476-8126 |
| Communications Workers-America 2448 N St, Lincoln 68510 | (402) 476-7470 |
| Construction & General Laborer 4625 Y St, Lincoln 68503 | (402) 464-7878 |
| Ibew 4625 Y St, Lincoln 68503 | (402) 464-6231 |
| Electrical Workers 6200 S 14th St, Lincoln 68512 | (402) 423-4497 |
| Lincoln Central Labor Union 4625 Y St, Lincoln 68503 | (402) 466-5444 |
| Lincoln Labor Temple 4625 Y St, Lincoln 68503 | (402) 466-5080 |
| Mail Handlers 700 R St 168, Lincoln 68501 | (402) 435-2980 |
| Nape Afscme 5625 O St 10, Lincoln 68510 | (402) 486-3911 |
| National Assn-Letter Carriers 5730 R St B, Lincoln 68505 | (402) 466-1161 |
| Plumbers & Steamfitters Union 2945 N 36th St, Lincoln 68504 | (402) 466-5154 |
| United Steelworkers Of America 5724 Seward Ave, Lincoln 68507 | (402) 434-2970 |
| United Transportation Union 1307 H St, Lincoln 68508 | (402) 474-6053 |