| Business | Phone |
| Baughman Electric 316 N K St, Oskaloosa 52577 | (641) 673-6663 |
| Besco Electric 717 N E St, Oskaloosa 52577 | (641) 673-5259 |
| Courtney Electric 1403 S 2nd St, Oskaloosa 52577 | (641) 673-3174 |
| De Bruin Electric Inc 2378 Highway 92, Oskaloosa 52577 | (641) 673-9820 |
| Dickinson Co Inc 1616 D Ave W, Oskaloosa 52577 | (641) 673-3256 |
| Fisher Electric 3046 Newland Way, Oskaloosa 52577 | (641) 673-6394 |
| K & D Electric 405 N L St, Oskaloosa 52577 | (641) 673-1900 |
| Lee Grubb Plumbing Htg Elec 2277 Lynn Ave, Oskaloosa 52577 | (641) 672-2068 |
| Overbergen Electric 1983 Highway 163, Oskaloosa 52577 | (641) 673-6822 |
| Thomas Electric Contr 2348 Patriot Ave, Oskaloosa 52577 | (641) 673-5988 |