| Business | Phone |
| Aluminum Brick & Glass Workers 1509 S High St, Muncie 47302 | (765) 288-5716 |
| Apwu 806 W 13th St, Muncie 47302 | (765) 286-1779 |
| Bricklayers Local Union 2900 N Granville Ave, Muncie 47303 | (765) 284-2926 |
| Graphic Communications Union 800 W 7th St, Muncie 47302 | (765) 288-0994 |
| Ibew 4601 S Meeker Ave, Muncie 47302 | (765) 282-6392 |
| In/Ky Regional Cncl-Carpenters 4201 E Centennial Ave, Muncie 47303 | (765) 288-7568 |
| Iue-Aflcio 5000 E Centennial Ave, Muncie 47303 | (765) 288-4341 |
| Laborers International Union 115 W 20th St, Muncie 47302 | (765) 282-5815 |
| Muncie Electrical Njatc 4601 S Meeker Ave, Muncie 47302 | (765) 287-9841 |
| Operative Plasterers & Cement 1116 W 14th St, Muncie 47302 | (765) 284-4111 |
| Plumbers & Steamfitters 4401 S Eaton Ave, Muncie 47302 | (765) 282-7344 |
| Teamsters Local Union 4400 E Centennial Ave, Muncie 47303 | (765) 282-2229 |
| Uaw 313 N Mulberry St, Muncie 47305 | (765) 289-4321 |
| United Auto Workers 3515 S Walnut St, Muncie 47302 | (765) 289-2331 |
| United Auto Workers Of America 5000 E Centennial Ave, Muncie 47303 | (765) 289-2438 |
| United Steelworkers Union 2716 S Vine St, Muncie 47302 | (765) 286-0323 |