| Business | Phone |
| All Electric Svc Inc 290 Miller Ct 1, Carbondale 62901 | (618) 351-7070 |
| Carbondale Electric Co 3060 Dillinger Rd, Carbondale 62901 | (618) 529-1700 |
| E A Knight Construction 701 W Industrial Park Rd, Carbondale 62901 | (618) 529-4963 |
| Gary Martin Electric 207 W Willow St, Carbondale 62901 | (618) 529-3806 |
| Korando Electric 701 W Industrial Park Rd D, Carbondale 62901 | (618) 457-6209 |
| Wilson Electric Svc 658 Old Highway 13, Carbondale 62902 | (618) 549-2011 |