| Business | Phone |
| Ansonia Arms Dept 22 W Main St, Ansonia 6401 | (203) 735-3668 |
| Ansonia Building Inspector 253 Main St, Ansonia 6401 | (203) 736-5960 |
| Ansonia Finance Administrator 253 Main St, Ansonia 6401 | (203) 736-5920 |
| Ansonia Personnel Office 253 Main St, Ansonia 6401 | (203) 736-5930 |
| Ansonia Radio Center Ansonia 6401 | (203) 735-2357 |
| Ansonia Registrar Of Voters 253 Main St, Ansonia 6401 | (203) 736-5970 |
| Ansonia Rescue Medical Svc N Division St, Ansonia 6401 | (203) 735-3668 |
| Arms Garage 22 W Main St, Ansonia 6401 | (203) 735-6891 |