| Business | Phone |
| Dockter's Electric 2715 Sioux Conifer Rd, Watertown 57201 | (605) 886-4968 |
| Dupont Electric Inc 419 4th St Sw, Watertown 57201 | (605) 882-6994 |
| Engelstad Electric 622 Arrow Ave Ne, Watertown 57201 | (605) 886-5508 |
| Muth Electric Inc 415 3rd Ave Nw, Watertown 57201 | (605) 882-2680 |
| Miller Electric Inc 601 4th St Sw, Watertown 57201 | (605) 886-8638 |
| Marquardt Electric Inc 1018 3rd Ave Nw, Watertown 57201 | (605) 886-2107 |