| Business | Phone |
| Absolute Perfection Electric 1117 22nd Ave, Rockford 61104 | (815) 969-7256 |
| Pieper Electric 4835 Colt Rd, Rockford 61109 | (815) 874-3073 |
| Rockford Geothermal 3028 Forest View Rd, Rockford 61109 | (815) 979-7275 |
| Psm Pay-Tel 217 E State St, Rockford 61104 | (815) 962-7409 |
| Psm Pay-Tel 4315 Auburn St, Rockford 61101 | (815) 961-8418 |
| Gibbons Electric Inc 5627 Inverness Dr, Rockford 61107 | (815) 397-1711 |
| Master Electrician Inc 3300 E State St, Rockford 61108 | (815) 394-2510 |
| Forest City Communications 129 S Phelps Ave 403, Rockford 61108 | (815) 395-1800 |
| Psm Pay-Tel 2538 Auburn St, Rockford 61101 | (815) 962-9639 |
| S R Custom Electric Inc Rockford 61101 | (815) 516-1845 |
| T B Auto 912 Haskell Ave, Rockford 61103 | (815) 962-9783 |
| Like Electric Rockford 61104 | (815) 964-0310 |
| Psm Pay-Tel 610 N Bell School Rd, Rockford 61107 | (815) 227-4316 |
| G S Specialties 5697 Haddon Pl, Rockford 61114 | (815) 654-0902 |
| Jay-Tronics 4123 Singleton Rd, Rockford 61114 | (815) 637-0874 |