| Business | Phone |
| Any Hour Electric 938 Westview Ter, Dover 19904 | (302) 730-8450 |
| De Vary Electric 3872 N Dupont Hwy, Dover 19901 | (302) 674-4560 |
| Diamond Electric Inc 3566 Peachtree Run Rd, Dover 19901 | (302) 697-3296 |
| Farrow's Electric Dover 19904 | (302) 653-5775 |
| H & A Electric 59 Roosevelt Ave, Dover 19901 | (302) 678-8252 |
| Lee Townsend Electric Contr 2577 Upper King Rd, Dover 19904 | (302) 697-3432 |
| Tudor Electric Inc 801 Otis Dr, Dover 19901 | (302) 736-1444 |
| Towles Electric, Inc 4985 N. Du Pont Hwy, Dover 19901 | (302) 674-4984 |