| Business | Phone |
| Wurth/Service Supply Inc 597 Grable St, Rockford 61109 | (815) 398-5542 |
| Zip Fasteners 5026 27th Ave, Rockford 61109 | (815) 316-3232 |
| Sems & Specials Inc 6483 Falcon Rd, Rockford 61109 | (815) 874-0000 |
| Rocknel Fastener Inc 5309 11th St, Rockford 61109 | (815) 873-4000 |
| Fastener Training & Tech Ctr 185 15th Ave, Rockford 61104 | (815) 986-9675 |
| Forest City Tech 892 Southrock Dr, Rockford 61102 | (815) 965-5880 |
| Freeway Rockford Inc 4701 Boeing Dr, Rockford 61109 | (815) 397-6425 |
| Greenslade Fastener Svc 129 Phelps Ave, Rockford 61108 | (815) 398-4073 |
| N D Industries 3954 S Central Ave, Rockford 61102 | (815) 963-3600 |
| Majestic Fasteners Inc 505 N Madison St, Rockford 61107 | (815) 963-8888 |