| Business | Phone |
| Crescent Electric Supply Co 511 Pershing Ave, Davenport 52803 | (563) 323-1811 |
| Electrical Engineering & Equip 206 E 5th St, Davenport 52801 | (563) 323-2214 |
| Graybar Electric Co 5008 Tremont Ave, Davenport 52807 | (563) 388-8182 |
| Square D 1140 E Kimberly Rd 100, Davenport 52807 | (563) 386-7992 |
| Vmi Tremont Avenue Davenport 5775 Tremont Ave, Davenport 52807 | (563) 323-9721 |