| Business | Phone |
| American Postal Workers Union 3450 State Road 26 E, Lafayette 47901 | (765) 449-8794 |
| Carpenters Lu 215 Indiana 654 Main St, Lafayette 47901 | (765) 742-2762 |
| Ibew 2535 S 30th St # 1, Lafayette 47909 | (765) 474-1021 |
| Uaw Local 3107 Olympia Dr, Lafayette 47909 | (765) 474-2466 |
| Uaw-Cio 1004 N 6th St, Lafayette 47904 | (765) 742-6853 |
| United Steel Workers 4133 S 100 W, Lafayette 47909 | (765) 474-2428 |
| Uswa 3315 Mccarty Ln, Lafayette 47905 | (765) 447-2438 |
| Uswa Local 115a 2555 S 30th St, Lafayette 47909 | (765) 474-5000 |
| Teamsters Lafayette 47909 | (765) 474-9999 |
| Teamsters 422 Sagamore Pkwy N, Lafayette 47904 | (765) 447-3189 |
| Tippecanoe Building & Constr 658 Main St, Lafayette 47901 | (765) 742-2427 |
| Painters & Allied Trades Lafayette 47909 | (765) 477-7848 |
| Plasterer's & Cement Masons 2535 S 30th St # 9, Lafayette 47909 | (765) 474-3399 |
| Plumbers & Steamfitters Union 2555 S 30th St, Lafayette 47909 | (765) 477-7092 |
| Norwest Central Labor Council 2535 S 30th St, Lafayette 47909 | (765) 474-5757 |
| International Union-Brick Lyrs 2535 S 30th St, Lafayette 47909 | (765) 474-4460 |
| Iron Workers 701 Erie St, Lafayette 47904 | (765) 742-0317 |