| Business | Phone |
| Witzmann Electrical Co 143 Jewett St, Ansonia 6401 | (203) 735-0907 |
| R S Electrical Contractors 376 Main St, Ansonia 6401 | (203) 734-4067 |
| Pop Electrical Svc 10 Rufus St, Ansonia 6401 | (203) 732-3144 |
| O D Electric 37 Star St, Ansonia 6401 | (203) 735-5505 |
| Mahoney Electric 41 Holbrook St, Ansonia 6401 | (203) 736-2783 |