| Business | Phone |
| American Postal Workers Union 5215 Richland Ave, Kansas City 66106 | (913) 321-3480 |
| American Postal Workers Union 906 N 17th St, Kansas City 66102 | (913) 281-0766 |
| Uaw 500 Kindleberger Rd, Kansas City 66115 | (913) 342-7330 |
| Uaw Alf Cio 3201 Fairfax Trfy, Kansas City 66115 | (913) 321-2071 |
| United Paperworkers Intrntl 745 Central Ave, Kansas City 66101 | (913) 342-1378 |
| Roofers Local Apprenticeship 10 S James St, Kansas City 66118 | (913) 281-2527 |
| Construction & General Laborer 2600 Merriam Ln, Kansas City 66106 | (913) 432-1903 |
| Paper Allied Ind Chemical 1428 Kansas Ave, Kansas City 66105 | (913) 371-3753 |
| National Assn-Letter Carriers 5006 State Ave, Kansas City 66102 | (913) 299-8453 |
| Oil Chemical & Atomic Workers 319 Orchard St, Kansas City 66101 | (913) 321-1021 |
| Greater Kansas City Laborers 8944 Kaw Dr, Kansas City 66111 | (913) 441-6100 |
| Local Union 1594 8012 Corona Ave, Kansas City 66112 | (913) 788-8382 |
| Insulation Production Workers 1401 Fairfax Trfy, Kansas City 66115 | (913) 321-0000 |
| International Association-Fire 7540 Leavenworth Rd, Kansas City 66109 | (913) 788-8839 |
| Intl Brotherhood-Boilermakers 753 State Ave # 570, Kansas City 66101 | (913) 371-2640 |