| Business | Phone |
| American Postal Workers Union 218 Lime Quarry Rd, Madison 35758 | (256) 464-9576 |
| Gppaw 9740 Highway 20 W, Madison 35758 | (256) 461-8954 |
| Machinist & Aerospace Workers 9740 Madison Blvd, Madison 35758 | (256) 464-3932 |
| North Alabama Area Labor Cncl 9740 Madison Blvd, Madison 35758 | (256) 461-8476 |
| Plumbers & Steamfitters 9740 Highway 20 W, Madison 35758 | (256) 461-8664 |